Reference Terms
from Wikipedia, the free encyclopedia
Solar flare
A solar flare is a violent explosion in the Sun's atmosphere with an energy equivalent to tens of millions of hydrogen bombs.
Note: The above text is excerpted from the Wikipedia article "Solar flare", which has been released under the GNU Free Documentation License.
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Space & Time News
December 9, 2024
Dec. 9, 2024 — New observations from the James Webb Space Telescope suggest that a new feature in the universe -- not a flaw in telescope measurements -- may be behind the decade-long mystery of why the universe is expanding faster today than it did in its infancy ...
Dec. 9, 2024 — Astronomers have found a way to spot the smallest, 'decameter,' asteroids within the main asteroid belt. They used their approach to detect more than 100 new asteroids, ranging from the size of a bus to several stadiums wide, which are the smallest ...
Dec. 4, 2024 — Astrophysicists find the birth sites of gigantic elliptical galaxies which they say gives new clues about how they were formed. The galaxies look like bulging footballs and how they were created ...
Dec. 2, 2024 — A theoretical study suggests that small black holes born in the early universe may have left behind hollow planetoids and microscopic tunnels, and that we should start looking within rocks and old ...
Latest Headlines
updated 12:56 pm ET
Dec. 9, 2024 — Could a decades-long debate about the mysterious movements of stars in Omega Centauri, the largest star cluster in the Milky Way, finally be ...
Dec. 5, 2024 — Colorful auroras appeared around Japan's Honshu and Hokkaido islands on May 11, 2024, sparked by an intense magnetic storm. Usually, auroras observed ...
Dec. 5, 2024 — Physicists have outlined the next 10 years of global research into the behavior of neutrinos, particles so tiny that they pass through virtually everything by the trillions every second at nearly the ...
Dec. 5, 2024 — Researchers have used the ALMA telescope and found old elliptical galaxies in the universe can form from intense star formation within early galaxy ...
Dec. 4, 2024 — Two massive asteroids hit Earth around 35.65 million years ago, but did not lead to any lasting changes in the Earth's climate, according to a new ...
Dec. 3, 2024 — An unusual planetary system with three known ultra-low density 'super-puff' planets has at least one more planet, according to new ...
Dec. 2, 2024 — A team of astronomers has found that Venus has never been habitable, despite decades of speculation that our closest planetary neighbor was once much ...
Nov. 26, 2024 — Researchers have made a record-breaking astrophysical discovery while simultaneously uncovering a possible explanation for the rare and extreme astrophysical event known as long-period radio ...
Nov. 26, 2024 — Dark ovals in Jupiter's polar haze, visible only at UV wavelengths, were first noticed 25 years ago, then ignored. A new study shows that these dark UV ovals are common, appearing at the south pole ...
Nov. 18, 2024 — Recent research unlocks new clues that could radically change the world's understanding of the origin of dark ...