Space News & Blog Articles

An unusual stellar streak emerging from a distant galaxy might be a sign of a runaway supermassive black hole, scientists suggest.

Astronomers are using compact groups of stars to probe the history of a galaxy in the adolescent universe dubbed "The Sparkler."

Three dwarf galaxies around the Sculptor Galaxy have come to light thanks to the work of an amateur astronomer.

Venus and Jupiter put on a dramatic show in twilight, as they creep toward each other for a March 1st conjunction. The crescent Moon passes though, almost kissing Jupiter on Wednesday the 22nd.

The swift detection of a small asteroid, and recovery of its surviving fragments, shows we’re getting better at spotting incoming objects.

The search for extraterrestrial intelligence should not exclude our own planet.

Three flickering stars in Orion offer insight into what life looks like before the main sequence.

Observers around the globe are keeping an eye on the asteroid Didymos and its moon Dimorphos to track the long-term effects of the DART mission's impact.

The seeds of supermassive black holes could show up in an upcoming sky survey with JWST.

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Results from a complex new analysis support cosmologists’ suspicions that something is missing from our understanding of the universe.

There’s a strangely large-diameter ring around the outer solar system world Quaoar.

With care and diligence, amateur astronomy can offer a satisfying reprieve.

Terence Dickinson, Canadian astronomer and author of numerous popular books on astronomy, has passed away.

Comet ZTF is still near its brightest, moonlight and all. Around the Big and Little Dog Stars, trace out the stick-figure patterns of the big and little dogs. A ghostly unicorn haunts the inside of the Winter Triangle.

NASA’s Lucy mission now has a new first target of opportunity, a main-belt asteroid it will visit this November.

We explore Comet ZTF's remarkable trio of tails and share the latest news and photos.

February 4th marks the midway point between Decemberʼs solstice and the March equinox. Celebrate that celestial milestone by getting outside to gaze in awe at the amazing array of bright stars youʼll find overhead on February evenings.

The discovery of a dozen new moons for Jupiter makes the king of planets the king of moons, too — at least for now.

Not so long ago, astronomers thought only a few dozen moons orbited the planets of our solar system. Today, the total count tops 170!

Comet ZTF is at its best this week — but every night moonlight encroaches on the scene until a later and later hour. Along the way, the Moon occults Mars for the southern U.S. and again forms isosceles triangles with naked-eyestars.