This 'Roasting Marshmallow' Exoplanet Is So Hot, It's Raining Rubies And Sapphires There
Scientists discovered WASP-121b, an exoplanet where metals rain from the sky. Located 858 light-years away, this 'ultra-hot ...
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Making Sense of Space Weather: Q&A with Physicist Robyn Millan
What is space weather, what causes it, and how does it affect humans? Physicist Robyn Millan, who co-chaired a recent National Academies decadal report on solar and space physics, answered questions ...
Asteroid impact on moon blasted two grand canyons in 10 minutes
The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power ...
NASA’s Juno Uncovers Io’s 80 Trillion Watt Volcanic Monster That Shatters Records
NASA’s Juno spacecraft has uncovered an immense volcanic hot spot on Jupiter’s moon Io, surpassing any previously recorded ...
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From gas giants to rocky worlds: Why planets in our solar system differ
The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...
'Roasting marshmallow' exoplanet is so hot, it rains metal. How did it form?
WASP-121b is like nothing in the solar system, raining liquid metal and being puffy like a marshmallow. The origins of these ...
Caltech’s Lightsail Experiment Brings Interstellar Travel Closer to Reality
Powered by laser light, this tiny sail lays the groundwork for future advances in lightsail technology and the potential for ...
NASA Tracking Three Vehicle-Sized Asteroids Nearing Earth Today
The closest of the asteroids to us—estimated to be about the size of a car—is whizzing through space at 27,358 miles per hour ...
Volcanoes on a moon of Jupiter erupted larger than Lake Superior
The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body ...
Newly detected near-Earth asteroid has astronomers’ full attention
The risk of impact is likely to drop to zero as observations of Asteroid 2024 YR4 continue.
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February Astronomy: All of the Planets of Our Solar System Make Appearances This Month—and Venus Is as Bright as It Ever Gets
On Feb. 24, from west to east, you can see Mercury, Saturn, Neptune, Venus, Uranus, Jupiter and Mars, all spanning 117.5°, ...
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Volcanic eruption on Jupiter's moon Io released 6x more energy than all power plants on Earth
NASA’s Juno mission found Io’s biggest volcanic eruption ever. The explosion was stronger than all Earth’s power plants ...