NASA announced Tuesday that a city-leveling asteroid now has a 3.1% chance of impacting Earth in 2032, making it the most ...

The ESA/NASA Solar and Heliospheric Observatory (SOHO) captured comet Comet 96P/Machholz latest flyby of the Sun. See a time-lapse of the footage here. Credit: ESA/NASA/SOHO | edited by Space.com's St ...

More pocked with craters than any other object in our solar system, Jupiter's outermost and second-biggest Galilean moon, Callisto, appears geologically unremarkable. In the 1990s, however, NASA's ...

Astronomers have discovered a powerful jet stream raging through the atmosphere of an ultra-hot Jupiter exoplanet ravaged by ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

NASA has increased the chances of asteroid 2024 YR4 hitting Earth in 2032 to 1 in 32, or 3.1%, up from 1 in 42 as reported in ...