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

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

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 ...

Today in the history of astronomy, celebrations at Stonehenge mark the summer solstice.

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

Today in the history of astronomy, a remarkably round, young, and well-preserved impact crater is sighted in Canada.

On Monday, June 23, the Vera C. Rubin Observatory will give us our first taste of the cosmos in ultra high-def. Here's how to watch.

Honda completes its first reusable rocket test in Japan and plans suborbital launches by 2029. Discover how the company aims to expand into space technology to enhance mobility and satellite services.

Serpens the Serpent is unique among the constellations because it’s separated into two parts with Ophiuchus the ...

#2. The Moon came from Earth. It didn’t form beside our planet, and Earth’s gravity didn’t capture it. The latest theory says ...