After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.

One other planetary lineup to see in 2025. Stargazers have one more opportunity in 2025 to catch a multi-planet lineup, according to NASA, when four planets become visible before sunrise in late ...

NASA’s Mars Orbiter is rolling 120° to help see beneath the surface - and it’s revealing clearer signs of ice, rock, and ...

A new gas giant world discovered by citizen scientists using data from NASA's exoplanet-hunting spacecraft TESS is cool, ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

Astronomers estimate that an asteroid this large comes this close to Earth only about once every 7,500 years. It also appears ...

The James Webb Space Telescope has discovered an exoplanet using the direct-imaging technique. The host star's light was ...

NASA has revealed that they have sent a man-made machine further than they ever have before, and they said they made an odd ...

For over half a billion years, Earth’s magnetic field has risen and fallen in sync with oxygen levels in the atmosphere, and ...

This striking view of Jupiter's Great Red Spot and turbulent southern hemisphere was captured by NASA's Juno spacecraft as it ...

Mars isn’t a bright, fire-engine red, but the iron oxide in its rocks makes it appear redder than other planets, especially ...