Space News & Blog Articles

Astronomers discovered a cloud of hydrogen gas that’s devoid of stars. Held together by an invisible halo of dark matter, the starless cloud may elucidate its nature.

Observers across America may witness a special transit and shadow event of Jupiter’s moon on opposition day.

Jupiter's having a special moment! Don't miss the giant planet at its best when it reaches opposition this week.

Astronomers have measured the mass of a free-floating planet for the first time. Comparable to Saturn, it’s surprisingly massive for such rogue worlds.

For 2026, I want to be more myself — less stress and rumination, more centeredness and joy — and that’s going to necessitate a lot more time beneath the stars.

Many less massive galaxies appear to lack something astronomers thought was ubiquitous: a central, supermassive black hole.

The bright Moon shines over Jupiter, Pollux and Castor on Friday evening the 2nd, then
groups right up amidst them on Saturday the 3rd.

The Quadrantids and Eta Aquariids will have Moon trouble in 2026, but the beloved Perseids and Geminids should be glorious.

In this month’s episode, start with one of the year’s best meteor showers, then spend some time with Jupiter, and check out a mythical queen and hunter who have ego problems. So bundle up, grab your curiosity, and come along on this month’s Sky Tour.

Astronomers have discovered a bridge of gas and dust between two protostars, the signature of a close encounter 15,000 years ago.

The highlights of spaceflight in 2025 have included missions to explore the Moon, Mars, and the Sun — and more is coming in the New Year.

Jupiter nears opposition. The waxing Moon pairs with Saturn, then guides the way to the fine telescopic double star Gamma Arietis, and later passes the Pleiades.

How to start sky exploring with that new telescope. How to set it up right, other key things to know -- and great cosmic immensities to start finding tonight.

Astronomers are trying to determine if they've witnessed a complex stellar explosion or a relatively ordinary supernova.

Waves of recent star formation have made Orion winter's most scintillating constellation. You can see how it all came to be.

Discovered by amateur astronomers, a mysterious arc of gas might be the ghostly remains of a star shedding its outer layers. However, astronomers haven’t reached a consensus yet.

We greet the winter solstice. Jupiter nears opposition. Will the two Dog Stars balance for you? And meet the House in the Hyades.

There could be liquid water trapped under the southern polar cap of Mars. But new observations suggest otherwise.

Where does the Sun end and the solar wind begin? Scientists have mapped the dynamic magnetic edge that bounds our star.

NASA is working to restore communications with its MAVEN Mars Orbiter mission.

Big Jupiter now rises in the east-southeast less than an hour after dark. It's high in sharp telescopic viewing by about 10 p.m.