The search for life beyond Earth is a key driver of modern astronomy and planetary science. The U.S. is building multiple ...

For centuries, astronomers have sought to understand the formation and evolution of the solar system and the dynamics that ...

South Korea’s state-backed Institute for Basic Science has ordered the first of five cubesats to study Venus from LEO ...

NASA released more details about its proposed fiscal year 2026 budget May 30, canceling dozens of science missions and ...

Though full terraforming may take centuries, if not millennia, the long-term goal would be a Mars with stable liquid water, ...

Visitors inspect and take a photo of the lunar samples retrieved from the moon by China's Chang'e 5 spacecraft displayed at ...

A decade after the release of "The Martian" and a decade out from the world it envisions, how close is reality to fiction?

A number of high-profile missions would get the axe, including the New Horizons Pluto probe and Juno Jupiter orbiter.

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

Ever wonder how NASA captures stunning images from deep space probes? Interplanetary scientist John Spencer takes us behind ...

This fanciful yet scientifically guided tale describes a visit to the Moon, and is considered by many the first work of ...

Simulations show that the stars’ tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.