Here’s what’s launching this week from June 23–29: ULA’s Kuiper 2 mission leads the way, with SpaceX Starlink flights, Rocket ...

Astronomers face a data deluge from observatories like Vera Rubin — simulated skies may be key to training algorithms to keep ...

Sweeping views of nebulae and dancing galaxies prove the telescope’s enormous field of view and ultra-high-res capabilities.

The innermost planet of our solar system is now well placed for observers.

The new observatory will allow astronomers to step through space and time like never before — these videos give us a taste of how.

Keenan’s System is a faint pair of interacting galaxies in Ursa Major, joined by a 22,000-light-year bridge of glowing material.

The crescent Moon lies in Taurus near the planet Uranus. You can easily spot the distant ice giant with binoculars or a small ...

Near the Moon’s western limb lies Oceanus Procellarum, the Ocean of Storms — a vast swath of terrain spanning 1,600 miles (2,500 kilometers) north to south, and covering 10.5 percent of the ...

Earth’s companion has allowed astronomers to define lunar cycles, navigate without technology, and understand celestial ...

Today in the history of astronomy, a landmark institution in navigation, timekeeping, and astronomy is created.

Venus and the Moon lie 5° apart in the predawn sky, offering a lovely naked-eye spectacle for early risers. The Moon passes ...

Eta Cassiopeiae is a famous double star with contrasting colors. You can find it in the W-shaped constellation of the Queen ...