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This massive, scorching exoplanet whips around its sun twice a day
About 280 light-years from Earth, a world of molten magma orbits one of the oldest stars in the galaxy. This exoplanet, 50% larger ...
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This nearly inexplicable exoplanet has the density of cotton candy
The exoplanet WASP-107b may be as large as Jupiter, but this super-puff planet only contains one-tenth as much mass as the ...
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NASA delays Juno spacecraft's retirement after detecting mysterious radio waves
The Juno spacecraft, orbiting Jupiter since 2016, has a new lease on life, thanks to NASA. This robotic ...
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Hubble spots remains of a supernova humans saw explode 1700 years ago
The opening years of the Fourth Century saw work begin on St. Peter’s Basilica in Rome, and the astronomer Pappus ...
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Astronomers just detected the oldest and most distant quasar ever
More than 13 billion light years from Earth, the quasar J0313–1806 radiates vast quantities of electromagnetic radiation. ...
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Thank god, 2021 is shorter than 2020 by 1 second — here's why
The Earth is spinning faster than it has at any time in the last 50 years, careful study of our planet reveals. Each ...
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New stunning HD images show the largest canyon in our solar system
Ten times longer than the Grand Canyon, and three times as deep, the Valles Marineris (The Mariner Valley) cuts ...
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Astronomers just discovered the oldest and most distant galaxy ever
As astronomers look deep into space, they also see far back in time. Now, astronomers at the University of Tokyo may ...
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For the first time, a key building block for life was found in an asteroid
Researchers at NASA and in Japan have found HMT — a key ingredient for life — trapped inside an asteroid. This chemical ...
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Supercomputer simulation re-enacts the birth of the Moon
The formation of the Moon billions of years ago is cloaked in mystery. Most astronomers believe the young Earth, ...
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RIP Arecibo telescope — you'll be missed
The Arecibo radio telescope in Puerto Rico was the largest telescope in the world for decades. Several discoveries were ...
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Newly discovered Jupiter-like world could be the long-sought 'Planet X'
When the Hubble Space Telescope set its sights toward the binary star system HD 106906, astronomers found a world that could ...
