Image specialist Andy Saunders on mining NASA's archives for the ultimate record of America's early space programs ...

Mercury will be farthest from the sun on Tuesday (Aug. 19), granting early risers a perfect opportunity to spot the fleet-footed world somewhat separated from the glare of our parent star. Mercury ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...

Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for ...

We have mapped and discovered a large portion of the most dangerous asteroids in the Solar System, but there is a glaring ...

Jaw-dropping scenes show a "train" of Elon Musk's Starlink satellites in orbit - along with an impressive aurora. NASA ...

Astronomers have identified a rare and unusually fast asteroid racing through the inner solar system. Known as 2025 SC79, the ...