The liquid iron in Earth's outer core doesn't always behave as expected. When it changed direction in an unexplained way, ESA satellites provided data on the direction of flow, helping scientists gain better insight into ...
Planetary Sciences
May 22, 2026
0
399
Astronomers from Italy and Brazil have investigated a nearby red dwarf star known as Ross 318 and have discovered an exoplanet orbiting this star, which is at least six times more massive than Earth. The discovery is reported ...
A planet that is about the size of Saturn, but with a temperature more like Earth's, has an atmosphere rich in methane, according to a new study using NASA's James Webb Space Telescope (JWST).
Astronomy
May 21, 2026
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109
Neptune's far-flung moon Nereid may be the last of the planet's original companions that managed to survive a cosmic crash, scientists reported Wednesday.
Planetary Sciences
May 20, 2026
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80
Looking back at 14 years of Hubble telescope data for Jupiter's moon Europa has given Southwest Research Institute (SwRI) scientists a better understanding of its tenuous atmosphere. The findings have cast doubt on previous ...
Astrobiology
May 18, 2026
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76
Some animals can move efficiently beneath granular surfaces. These include the sandfish (Scincus scincus), a lizard native to the Sahara. It can burrow into the sand and then literally "swim" through the desert sand to hunt ...
Space Exploration
May 19, 2026
0
76
When the solar system formed, a disk of gas and dust orbited the young sun. Over the course of millions of years, the dust gradually clumped together to form kilometer-sized chunks known as planetesimals. Some grew into planets, ...
Planetary Sciences
May 22, 2026
0
62
In December 2023, scientists looking at Mars data stumbled across something completely unexpected—observations of an atmospheric effect never before seen in the Red Planet's atmosphere. Using instruments aboard NASA's MAVEN ...
Planetary Sciences
May 18, 2026
1
58
It's a truism among oceanographers that there is more accurate mapping of the surface of the moon and Mars than of the deep-ocean floor. That's especially true for the Bismarck Sea, a relatively deep body of water north of ...
Planetary Sciences
May 21, 2026
0
50
Preliminary results of a study presented at the recent European Geosciences Union General Assembly in Vienna indicate that hellish Venus-type planets may be about twice as common as habitable planets that form with oceans.
Planetary Sciences
May 21, 2026
1
46
