Search for alien life extends to Jupiter's icy moons
Could vast, long-hidden oceans be teeming with alien life in our very own Solar System?
Planetary Sciences
Apr 12, 2023
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171
News tagged with giant gas planets
James Webb Space Telescope confirms giant planet atmospheres vary widely
Gas giants orbiting our sun show a clear pattern; the more massive the planet, the lower the percentage of "heavy" elements (anything other than hydrogen and helium) in the planet's atmosphere. But out in the galaxy, the ...
Planetary Sciences
Mar 27, 2023
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366
Small stars may host bigger planets than previously thought
Stars with less than half the mass of our sun are able to host giant Jupiter-style planets, in conflict with the most widely accepted theory of how such planets form, according to a new study led by UCL (University College ...
Astronomy
Mar 22, 2023
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58
NASA's Ingenuity helicopter sees a beautiful sunset on Mars
Sunsets provide some of the most beautiful natural imagery anywhere on Earth. People flock from all over to see sunsets at specific places at specific times, such as when they perfectly align down a street in Manhattan. But ...
Planetary Sciences
Mar 20, 2023
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31
The planet that could end life on Earth: Experiment demonstrates solar system's fragility
A terrestrial planet hovering between Mars and Jupiter would be able to push Earth out of the solar system and wipe out life on this planet, according to a UC Riverside experiment.
Planetary Sciences
Mar 7, 2023
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Tumultuous migration on the edge of the hot Neptune desert
All kinds of exoplanets orbit very close to their star. Some look like the Earth, others like Jupiter. Very few, however, are similar to Neptune. Why this anomaly in the distribution of exoplanets? Researchers from the University ...
Planetary Sciences
Jan 18, 2023
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33
How do we know distant planets are Earth-like?
Scientists are discovering increasing numbers of planets in other galaxies that resemble our own. What gives them away? Expert Jérémy Leconte takes a look.
Astronomy
Oct 24, 2022
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45
Webb telescope makes first unequivocal detection of carbon dioxide in an exoplanet atmosphere
For the first time, astronomers have found unambiguous evidence of carbon dioxide in the atmosphere of an exoplanet (a planet outside our solar system).
Astronomy
Aug 25, 2022
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541
Brightest stars in the night sky can strip Neptune-sized planets to their rocky cores
Over the last 25 years, astronomers have found thousands of exoplanets around stars in our galaxy, but more than 99% of them orbit smaller stars—from red dwarfs to stars slightly more massive than our sun, which is considered ...
Astronomy
Aug 12, 2022
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562
Even stars doomed to die as supernovae can have planets
Ninety percent of all exoplanets discovered to date (there are now more than 5,000 of them) orbit around stars the same size or smaller than our sun. Giant stars seem to lack planetary companions, and this fact has serious ...
Astronomy
May 9, 2022
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