The 2021 Antarctic ozone hole reached its maximum area on October 7 and ranks 13th largest since 1979, scientists from NOAA and NASA reported today. This year's ozone hole developed similarly to last year's: A colder than ...
Environment
Oct 28, 2021
0
8
Like Earth, Mars experiences climatic variations during the course of a year because of the tilted nature of its orbit (aka. seasonal change). Similarly, these variations in temperature result in interaction between the atmosphere ...
Planetary Sciences
Sep 29, 2021
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96
NASA on Monday announced it would land an ice-seeking rover on a region of the Moon's south pole called the Nobile Crater in 2023.
Space Exploration
Sep 21, 2021
0
223
Shortly after it formed, the moon was covered in a global ocean of molten rock (magma). As the magma ocean cooled and solidified, dense minerals sank to form the mantle layer, while less-dense minerals floated to form the ...
Space Exploration
Aug 4, 2021
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790
A dust storm that engulfed Mars in 2018 destroyed a vortex of cold air around the planet's south pole and brought an early spring to the hemisphere. By contrast, the storm caused only minor distortions to the polar vortex ...
Planetary Sciences
Jul 23, 2021
0
571
When we think about singularities, we tend to think of massive black holes in faraway galaxies or a distant future with runaway AI, but singularities are all around us. Singularities are simply a place where certain parameters ...
Optics & Photonics
Jul 13, 2021
0
171
Two research teams, using data from the European Space Agency's Mars Express orbiter, have recently published results suggesting that what were thought to be subsurface lakes on Mars may not really be lakes at all.
Planetary Sciences
Jul 3, 2021
1
1064
A new paper finds more radar signals suggesting the presence of subsurface 'lakes," but many are in areas too cold for water to remain liquid.
Planetary Sciences
Jun 25, 2021
0
36
China's Chang'e-4 probe marked the first soft-landing of a spacecraft on the far side of the Moon, which always faces away from Earth. To communicate with ground stations, Chang'e-4 relies on Queqiao, a relay communication ...
Space Exploration
Jun 11, 2021
0
6
Sea ice cover in the Southern Hemisphere is extremely variable, from summer to winter and from millennium to millennium, according to a University of Maine-led study. Overall, sea ice has been on the rise for about 10,000 ...
Earth Sciences
May 6, 2021
0
929
