Earth, between sweltering Venus and frozen Mars, formed and orbits within a band where water could persist in solid, liquid, and gaseous phases. Mars had surface water, but not as much as Earth, and ...

On this newly discovered exoplanet, which has at least half the mass of Venus, a year lasts ... astronomers using NASA's Hubble Space Telescope have discovered that the blowtorch-like jet ...

On this newly discovered exoplanet, which has at least half the mass of Venus, a year lasts ... astronomers using NASA's Hubble Space Telescope have discovered that the blowtorch-like jet ...

After the flyby, JUICE headed off to another flyby with Venus in order to slingshot ... A stunning image taken by the Hubble Space Telescope in 2019 shows the star Eta Carinae in exquisite detail.

This process won't be complete for many millions of years — until then, Queen Berenice II will have to suffer the knots in ...

Fly about 2,600 light-years to Hubble Space Telescope imagery of the Cygnus loop nebula. See images from 2001 and 2020.

Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...

Astronomers using the James Webb Space Telescope have detected possible signs of gases released by volcanic activity on a ...

This mid-infrared image from NASA’s James Webb Space Telescope highlights the glowing cold dust, shown in white, within two galaxies: IC 2163 and NGC 2207. The smaller galaxy, IC 2163 ...

This image, captured by the NASA/ESA Hubble Space Telescope, shows GAL-CLUS-022058s, located in the Fornax constellation of the southern hemisphere. This image, known as the Hubble eXtreme Deep Field ...

This photograph, taken by NASA's Hubble Space Telescope, showcases the spiral galaxy IC 4633, located in the constellation Apus, approximately 100 million light-years from Earth. This new image of the ...