U.S. scientists have developed a method to forecast solar irradiance at any location using a single high-resolution hemispherical image captured on-site. By extracting sky, sun, and surrounding scene ...

Comet C/2025 R3 is putting on its final show as it passes close to the Sun before leaving the solar system forever.

Former MLB All-Star Garret Anderson died from a severe form of pancreatitis, which can have life-threatening complications.

Nasa astronaut Chris Williams was photographing the Lyrid meteor shower from the Cupola aboard the International Space ...

A team of astronomers led by Elisabeth Matthews at the Max Planck Institute for Astronomy (MPIA) has made a discovery that highlights the limits of most current models of exoplanet atmospheres: ...

Lyrid meteors were photographed blazing through Earth's atmosphere on the nights surrounding the April 22 peak.

This Earth Day, we reflect on our home planet and look at Earth from space through history.

See stunning photos of Earth taken from space by astronauts and robotic spacecraft, celebrating our home planet on Earth Day.

Astronauts and robotic spacecraft have captured breathtaking photos of Earth from space for decades. See the best images.

On April 6, 2026, shortly before Earth slid behind the Moon from the perspective of Orion, and the spacecraft lost radio ...