By analyzing the data from the Far Ultraviolet Spectroscopic Explorer (FUSE) telescope, an international team of astronomers has discovered cesium in the atmosphere of a hot white dwarf known as HD 149499B. The finding, reported ...
The Greenland Ice Sheet covers 1.7 million square kilometers (660,200 square miles) in the Arctic. If it melts entirely, global sea level would rise about 7 meters (23 feet), but scientists aren't sure how quickly the ice ...
Earth Sciences
Mar 27, 2023
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737
The sun has emitted a strong solar flare that peaked at 10:33 p.m. ET on March 28, 2023. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event.
Astronomy
Mar 29, 2023
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198
If not for the soupy, fast-moving atmosphere on Venus, Earth's sister planet would likely not rotate. Instead, Venus would be locked in place, always facing the sun the way the same side of the moon always faces Earth.
Astronomy
Apr 20, 2022
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1206
The laws of thermodynamics dictate that a warmer atmosphere can hold more water vapor, but new research has found that atmospheric moisture has not increased as expected over arid and semi-arid regions of the world as the ...
Earth Sciences
Jan 17, 2024
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835
On April 28, 2021, at 0933 UT (3:33 a.m. Eastern Daylight Time), NASA's Parker Solar Probe reached the sun's extended solar atmosphere, known as the corona, and spent five hours there. The spacecraft is the first to enter ...
Space Exploration
Dec 14, 2021
0
8063
Astronomers have identified two different cases of "mini-Neptune" planets that are losing their puffy atmospheres and likely transforming into super-Earths. Radiation from the planets' stars is stripping away their atmospheres, ...
Astronomy
Feb 3, 2022
5
878
New research has shed light on a sudden cooling event 34 million years ago that contributed to formation of the Antarctic ice sheets.
Earth Sciences
Nov 23, 2021
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3175
El Niño is officially here, and while it's still weak right now, federal forecasters expect this global disrupter of worldwide weather patterns to gradually strengthen.
Earth Sciences
Jun 12, 2023
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24
Planetary scientist Erdal Yiğit, with George Mason University, has published a Perspective piece in the journal Science suggesting that upper atmospheric interactions with solar wind cannot fully explain the loss of surface ...
