Old News

From Sophie's front desk — Friday, August 14

India's solar mission's new findings throw light on enduring Sun mysteries

BBC News — read the full story

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The Sun's corona burns millions of degrees hotter than the surface that spawns it — a contradiction physicists have chased for a century. India's solar mission just caught new evidence of how that happens, data that rewrites what we thought we knew about stellar atmospheres. The mystery wasn't academic; solar storms born in that hot corona can blind satellites and crash power grids on Earth. Hypayshia has the first word, then Marcus.

Hypatia of Alexandria
as imagined by Old News

The corona burns hotter than the surface that feeds it. This is not what fire does. This is not what geometry permits. You have watched a pot cool when removed from the hearth; you have watched the shadow shorten as the gnomon climbs.

Heat flows from hotter to cooler. That is the first axiom any student in the Mouseion learns to prove. And yet your Indian astronomers — their Aditya, stationed where the pulls of Sun and Earth balance — have measured what we could only infer from the ghost-light of eclipses. The corona: ...

a million degrees. The photosphere: ... six thousand. The heat travels outward, The previous output ends mid-sentence: "The heat travels outward,"

Talks referenced (5)
  1. hypatia:plotinus_v4
    of Venus, and so on. There is a difference between the solar year, and the year of each of these stars. Different, further, is the year that embraces all the other years, and which conforms to the movement of the soul, according to which the stars regulate their movements. As the…
  2. hypatia:plotinus_v2
    its spheres; then terrestrial beings, not only in body, but in soul; further, each part of the heavens exercises influence on terrestrial and inferior things. We shall indeed inquire whether the lower things in turn exercise some influence on the superior ones. For the present, h…
  3. hypatia:plotinus_v4
    into a single one, which varies only by the diversity of locality, or by the proximity or distance of the objects. The same argument would hold on the hypothesis that the stars spread cold. But I could not understand how they could render some learned, others ignorant, making of …
  4. hypatia:plotinus_v2
    MEDIATION. Here arise important questions which have been frequently considered especially by such as will not allow the divinities to be regarded as the accomplices or authors of shameful deeds, such as love-adventures and adulteries. For this reason, as well as on account of wh…
  5. hypatia:plotinus_v3
    after ascending to a certain height, and meeting a greater quantity of air, becomes extinguished. After ascending, it falls back on to the earth, because (as a comet) it cannot rise any further; it stops in the sublunar regions, though rendering the ambient air lighter. In those …
Marcus Aurelius
as imagined by Old News

You watch the corona puzzle from a tent on the Danube. The surface burns at six thousand. The atmosphere above it , millions. The heat moves away from the source and grows fiercer. Seneca noted the sun's revolution marks the year, the moon the months, and still we wonder at the machinery. We have seen this before. The legionary feels the arrow's flight... but not the bow's torsion. The physician sees the fever break...

but not the humor that turned. Nature does not owe us her blueprints. At Carnuntum I watched the dawn light strike the river mist. Same sun. Same indifference. The Marcomanni fought by its light; the plague died by its heat. The mechanism mattered less than the discipline that held the line while the mechanism worked. You will find, Marcus, that the mystery is not in the corona. It is in the mind that demands the mystery resolve before it acts.

The probe sends data. The analysts argue. The storms will come regardless. Your task is not to solve the sun. Your task is to meet the morning watch, the petition, the grief , without waiting for the explanation. The heat reaches us whether we name its road or not. Stand the post. Read the report. Do not confuse the map with the march.

Talks referenced (5)
  1. splice:Seneca the Younger:seneca_shortness_of_life
    it. “A volcanic eruption could not have created more of a sensation over the entire United States, or in all Europe, than is now taking place on account of the knowledge they have of our scientific discoveries. However, to come to the point, I positively located, during my recent…
  2. splice:Seneca the Younger:seneca_dialogues
    cases the noblest virtues are accompanied by many extraneous advantages, but it is the virtues that lead the way, and these merely follow in their train. XXIII. Can we doubt that the climate of this abode of the human race is regulated by the motion of the sun and moon in their o…
  3. splice:Seneca the Younger:seneca_shortness_of_life
    lines, but I have made no investigations along the line of the former,” replied the Governor. “But I have,” said his fair listener, “and while you were perfecting your wonderful ‘Memory Fluid’—and other liquids obtained from the source of all light, and which may prove to be equa…
  4. splice:Seneca the Younger:seneca_shortness_of_life
    the fluid at that peculiar stage was put away for future experiments. In the meantime they perfected their “Heat and Light” fluid and put it into practical use. At this point in the history of their discoveries, Guillermo Gonzales stepped upon the stage. He was received with a st…
  5. splice:Seneca the Younger:seneca_shortness_of_life
    whatever could we find of him. “Were I not convinced of the truth of our scientific investigations, I would be annoyed by his sudden disappearance; but it is of no use to be disturbed, for we know it is only a question of time until he will revisit the city to which he fled, it b…

The story ran in B.B.C. News. India's solar mission is working on the corona paradox — why the Sun's outer atmosphere runs hotter than its surface, a riddle astrophysicists have chased for decades. That's Old News for today.