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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Ever since its launch in 1990, NASA's Hubble Space Telescope has been an interplanetary weather observer, keeping an eye on the largely gaseous outer planets and their ever-changing atmospheres. NASA spacecraft missions to ...
Astronomy
Mar 23, 2023
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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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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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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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Kathleen Mandt, a planetary scientist at Johns Hopkins University's Applied Physics Laboratory has published a Perspectives piece in the journal Science arguing that NASA should send a dedicated probe to the planet Uranus. ...
Simulations of the formation of the solar system have been largely successful. They are able to replicate the positions of all the major planets along with their orbital parameters. But current simulations have an extreme ...
Planetary Sciences
Feb 2, 2023
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Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has detected a new warm brown dwarf. The newfound object, designated HIP 33609 b, transits a bright and rapidly rotating star. ...
A commemorative plaque celebrating Galileo's discovery of Jupiter's moons has been unveiled on ESA's Jupiter Icy Moons Explorer, Juice. The spacecraft has just completed its final tests before departing Toulouse, France, ...
Space Exploration
Jan 23, 2023
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While the Earth absorbs a lot of energy from the sun, a lot of it is reflected back into space. The sunlight reflected from Earth is called Earthshine. We can see it on the dark portion of the moon during a crescent moon. ...
Astrobiology
Jan 19, 2023
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