Science
Why the sun’s atmosphere is hundreds of times hotter than its surface – Phys.org
The visible surface of the sun, or the photosphere, is around 6,000°C. But a few thousand kilometers above it—a small distance when we consider the size of the…
The visible surface of the sun, or the photosphere, is around 6,000°C. But a few thousand kilometers above ita small distance when we consider the size of the sunthe solar atmosphere, also called the corona, is hundreds of times hotter, reaching a million degrees celsius or higher.
This spike in temperature, despite the increased distance from the sun’s main energy source, has been observed in most stars, and represents a fundamental puzzle that astrophysicists have mulled over for decades.
In 1942,…
-
General24 hours agoMigrants raise concerns over Australia’s English tests for visa applicants
-
Noosa News22 hours agoCCTV footage shows stolen ute slamming into fuel bowsers at Kojonup petrol station
-
Business22 hours agoWill GQG Partners shares rise from here? Macquarie reveals its forecast post-results
-
Noosa News18 hours agoThe only person detained at Brisbane’s Palestine rally