Starfire (22 page)

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Authors: Charles Sheffield

Tags: #Supernovae, #General, #Science Fiction, #Twenty-First Century, #Adventure, #Fiction

BOOK: Starfire
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He paused for a few seconds, then said, "Well, that's true, if you call and I'm not here, you'll have no way to get a message to me. But that's the way we agreed to do it. I hope it's the same at your end. I don't want to be making broadcasts when I talk to you. Are you underground or at your other place?"

Lopez shot Celine a quick glance as he spoke the final sentence. She walked across to the wall and made a big show of studying one of the watercolors. She was no artist, but she had seen the picture somewhere before. It was famous—and this looked very like the original.

She moved to the wall on her left and examined the black-and-white picture. The man in it was familiar, though this shot seemed different from any photograph that she had ever seen. Was this maybe Lopez's brother? The man was young, very tall, big-nosed, grinning, and wearing a Stetson hat.

Behind her, Nick Lopez was saying, "I'll call you back, and we'll make sure this is two-way. But I can't do it now—I have visitors." He winked at Celine as she turned around, and spoke again into the set. "Well, as a matter of fact, it's
one
visitor, if you know what I mean. So this isn't a good time for you and me to talk . . . Sure. We can do that. Later."

He dropped the handset back into its cradle. "There. That's how a man's reputation gets ruined. Take my advice, Celine, and never put in a scrambled private line."

"I never will. I don't believe there is any such thing as an unbreakable ciphered message."

"I'm inclined to agree. But an associate insisted on a direct line between us, person to person. So now we have one." Lopez nodded to the photograph on the wall behind Celine. "I saw you studying him. You know who he is, don't you?"

"I think so, but he looks so young. It's Lyndon Baines Johnson, isn't it? President Johnson."

"No. It's LBJ all right, but that's
Senator
Johnson, before he became President. The person you are looking at was a much greater and wiser man than President Johnson."

"I didn't know you were an admirer of LBJ." Celine was genuinely astonished. Nick Lopez was not the person to have pictures of personal idols on the office wall.

"I'm not his admirer." Nick came to stand beside her and studied the picture. "He's there to remind me of something important. LBJ knew how to run the U.S. Senate better than anybody, ever. He could squeeze and coax and reward and punish, and he got just about anything he wanted. Then he became President, and he was a disaster. His ego was too big. He wouldn't admit when he was wrong. He got stuck in a war that he couldn't control, and now people look back on him as one of the worst U.S. Presidents. I keep him there because I believe that you can learn more from failure than you can from success. LBJ sent my grandfather off to war, and killed him. So I hate the son of a bitch. But I also know that he was once a great, great Senator. Past success doesn't guarantee future success, and you can do one thing very well and another very badly." Lopez stared at Celine, who was smiling. "Which part do you think is funny?"

"None of it. I smile because I'm like you. I keep a holo display just for me in the corner of the Oval Office."

"The way that Saul Steinmetz had one of Disraeli? But I've never seen yours."

"You never will. I only turn it on when I'm alone, and I don't show it to anyone. I daren't. Want to make a guess as to who it is?"

"Well, with those rules it can't be Saul, though I know he's your hero." Nick puffed out his cheeks and frowned in thought. "I'll skip the obvious guesses, because you wouldn't hide any of the Presidents. I'll bite. Who?"

"I have a hologram of Adolf Hitler."

"Hitler! Why not Pontius Pilate? That's heavy stuff." Lopez wandered over to the desk and sat at the chair behind it. He placed his elbows on the uncluttered top and cupped his chin in his hands. "Not my guess as to your first choice—or your second, third, or fiftieth."

"Want to know why he's there?"

"No. Not yet. Let me think. Isn't that what you want me to do?" He sat silent, staring straight ahead. Celine caught a glimpse of another Nick Lopez, a man as concentrated and tightly focused as Wilmer Oldfield.

"Obviously it's not because you admire him," he said after a few seconds. The telcom unit on the desk was beeping again, but he ignored it. "And my picture of Lyndon Johnson must have something to do with it. He's there to remind you that you must never forget something. But what? All right. I give up."

"It's not as direct a reminder as yours. Hitler's my symbol for the analogy between today and the state of the world a hundred and twenty years ago. In the 1920s, everyone knew that they had been through a terrible disaster. The world war had been frightful, but they had survived and it was over and everything was peaceful. The 'war to end wars,' they called it, and it seemed part of the past. Only a few people recognized that there was trouble ahead.
Hitler
was ahead, just a few years away. But most people took no notice of the danger signals. They didn't prepare for trouble until it was too late."

Lopez had walked across to stand by the desk. He had his hand poised over the telcom unit, but he did not touch it. He said, "The supernova was our First World War. We survived it. Now we're between disasters, but most people don't understand how much trouble we're in. Half of them don't even believe in the particle storm. We have the equivalent of a Second World War in our future. Right?"

"We do. We have to learn from history."

" 'Ancestral voices prophesying war.' " Lopez nodded and pressed the telcom switch. "Yes?"

"The other visitors from the United States are here."

"Bring them in." Lopez raised an eyebrow at Celine. "Visitors? More than one?"

"I don't know." Celine stared blankly at Lopez, then toward the half-open door. "It should just be Wilmer. Unless—he'd better not, I told him—"

She was speechless. The open doorway was empty no longer. A black hand had appeared around the edge of the door. It was followed a moment later by a black, grinning face.

Celine realized again what she had first learned thirty-odd years ago: What you told Wilmer to do and what Wilmer did were not always the same.

14

Nick Lopez had a reputation of being a bad listener, someone who in the middle of a meeting would fiddle with papers, start reading an unrelated document, or even leave and not return. Celine found it hard to match that to Saul Steinmetz's comment that Nick had possessed the most subtle and complex mind in Washington. Now, half an hour into the meeting, she thought she could reconcile the two.

Nick had received Wilmer Oldfield and Astarte Vjansander politely. He seemed secretly pleased by Celine's irritation at Astarte's presence. When the introductions were over he sat down at once, nodded to the newcomers, and said, "Your ball. Talk."

Apparently Wilmer and Astarte had agreed in advance that Wilmer would be the spokesman. Being Wilmer, he of course favored completeness over brevity. Celine watched and listened as he carefully explained two different types of supernova, and how the Alpha Centauri binary system, according to long-established theories, could not possibly belong to either class. He pointed out, as though it were news to Nick Lopez, that Alpha Centauri had in fact become a supernova; then that no one had been able to explain how this might happen until recently; but now a new theory, based on original work by Astarte as modified by Wilmer, provided a full explanation.

Wilmer outlined the new ideas and defined the pattern of compressions that must have been applied to Alpha Centauri A, the larger star of the system, to induce a supernova explosion. He spoke clearly, but certainly not simply. Celine had to concentrate to follow, and she had heard it several times before. While he spoke Astarte sat cross-legged on the floor, grinned up at Nick Lopez, and unselfconsciously scratched her belly and bare thighs.

Nick did not seem upset at that. He listened closely to Wilmer's every word, and when Wilmer talked of stellar resonance Nick nodded as though that idea was no more than common sense. He did not fidget, and he ignored the occasional beeping of the telcom unit. Twice he asked for additional details. Once he asked that a subtle point be repeated.

Celine decided that Saul was right. Nick Lopez was very smart. But in nine meetings out of ten he was
bored,
and that was when he wandered off to do other things.

Wilmer had reached the most controversial point in the presentation, the one that the Cabinet officers and government research heads had rejected out of hand. "So the compressive pulses couldn't have occurred naturally," he said. "They were induced by some other agent. That, and the fact that the directions of both the gamma-ray beam and the particle storm precisely intersect the solar system, indicate that the geometry for this event was
arranged
."

"Arranged?" Lopez was frowning.

"Deliberately contrived. It didn't just happen."

This was the point where Wilmer was supposed to end the presentation, as he had ended it before. Celine was ready to defend his heretical suggestion of supernova
intention
when Wilmer nodded to Astarte and said, "That's me done. Your turn up the gum tree."

"Right." Astarte came to her feet with a grace, fluidity, and energy that Celine envied. She glanced at Celine. "Hey, this'll be new ter you as well. We just come up with it yes'day."

Celine directed a lethal glare at Wilmer. Hadn't he learned at his age that surprises in presentations were anathema?

But he remained oblivious, and Astarte went on, "We didn't have the latest Sniffer results 'til two days ago. They agree with everything me and Wilmer calculated, and it's the way we worried it might be. There's one mode of the particle flux traveling a lot faster than the rest. It's going to hit real early—mebbe as soon as a month. But there's something else in the Sniffer data, and this one's a real bugger." Her chubby black face glowed with excitement, and she paused for effect before she exclaimed, "The particle charge-ter-mass mix is all fucked up!"

She stood up straight, as though waiting for applause.

"You'll have to tell 'em more than that, Star," Wilmer said. "Don't assume they know the predicted energy spectra."

"Or much else," Lopez said. "What's a particle charge-to-mass mix?"

"It's like a—like a—" Astarte placed her fists together and rolled them around each other in a churning motion. "All right. Yer got yer supernova, right? The star blows up, and it's hotter than hell."

Lopez nodded. "Got that much."

"Well, that's when all the different element nuclei get made, everything from protons—hydrogen nuclei, they was there to start with—up to the nuclei of the transuranics, with hundreds of protons and neutrons in each of 'em. Most of the unstable ones and all the superheavy ones split down to something lighter real quick, so after that you've only got stable ones left. D'yer get that, too?"

She spoke to Nick Lopez slowly, as though to a rather backward child. He nodded gravely. "I get that, too."

"All right. Now let's take a few of them nuclei. Say helium, carbon, tin, and lead. Helium has two protons and two neutrons, carbon has six protons and six neutrons, tin has fifty protons and seventy neutrons, lead has eighty-two protons and a hundred and twenty-six neutrons. I'm simplifying because there's isotopes, too, but that's all right, in't it?"

"Perfectly all right. The simpler, the better."

"Now, there's a different amount of each type of nucleus formed in the explosion, so naturally yer'd expect different proportions in what comes out of the supernova. But that's only part of the story. The stuff don't just fly out, bang, it's gone. It gets accelerated, real hard, by electromagnetic fields. But the field can't get a hold on the neutrons 'cause they got no charge. The field only pushes on protons. So the two protons in helium get grabbed by the field and slung away, and the two neutrons in the nucleus hang on tight and get a free ride. The helium nucleus shoots off just half as fast as a single proton would without a neutron. With carbon, it's six protons get grabbed and flung, an' they got six neutrons as freeloaders. So the carbon nucleus goes off same rate as the helium nucleus, neck and neck. But when you get to tin, there's only fifty protons to boost and they have to carry seventy neutrons along. So they only finish up five-twelfths as fast as a proton, which means five-sixths as fast as helium or carbon. An' when you get to poor old lead, eighty-two protons lumbered with a hundred and twenty-six neutrons, it can only go eighty-two two-hundred-and-eighths as fast as a proton. That's slower yet, only seventy-nine percent as fast as helium or carbon. So you see, different nuclei come out from the supernova with different speeds. That means they fly different distances in the same time, which means they'll arrive in the solar system at different times. And it all depends on the charge-ter-mass ratio of the particular nuclei. See?"

Astarte had uttered this in one great breathless spate of words. Celine understood, but she felt sure that Nick Lopez didn't. He sat staring at Astarte with an unreadable expression on his face.

Finally he smiled, shook his head, and said, "I don't see. But I don't have to, do I? Because you started out telling me that this charge-to-mass-to-particle thing is wrong, which must mean it doesn't come out the way you calculated it."

"Too bloody true." Astarte came close to Lopez and peered at him curiously. "Yer really listen, don't yer?"

"Sometimes. I know what isn't happening, but I still don't know what is."

"That's because I haven't told you yet. Hold your water, and we'll explain." Astarte looked to Wilmer. "You wanna do it, or you want me ter?"

"You keep going, girl. It's your show."

Astarte scowled at Wilmer and turned back to Lopez. "He's a lazy bugger for everything bar physics, but I s'pose I oughta be used ter that by now. What we found in the Sniffer data wasn't what we expected. We got something a lot more interesting. See, you can work out what the supernova chucked out, the proportions of different nuclei. And you can calculate how fast they should be going, and how they ought to have spread over time. What we found, the thing that's real terrific, is that the Sniffer data shows
groups
of nucleus types, with some elements moving along together when according ter us they shouldn't have been because they had different charge-to-mass ratios. And it turns out that the speed they're moving is exactly as though they're tied together physically. We found carbon linked with oxygen and iron and mercury."

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