Space News & Blog Articles

At first glance, the annual Geminid meteor shower appears to be on a collision course with a bright Moon. But a closer look reveals a happy window of dark skies.

Astronomers have imaged a giant planet around a massive pair of stars, a discovery that challenges our notions of how planets form.

A satellite galaxy dwarfed by the Milky Way has a black hole nearly as massive as the one at the center of our galaxy.

Galaxy clusters take eons to collide. Now, astronomers have caught a pair of merging clusters in an in-between stage never seen before.

NASA will end support for the International Space Station by 2030, transitioning low-Earth orbit to commercial operations.

New research may explain why satellite galaxies align themselves around the Milky Way

The year's brightest comet is now on display in the predawn sky this week and next. Here's how to find it.

The crescent Moon at dusk hangs under Venus, then Saturn, then Jupiter. Comet Leonard is at its best before dawn. And welcome in, Orion!

Astronomers have observed a pair of supermassive black holes set to collide in 250 million years.

December’s solstice brings the longest northern nights, and it’s a busy month for stargazers: the Geminid meteors, a visit from Comet Leonard, and a plethora of bright stars and constellations.

Proxima Centauri is the dimmest and smallest of the Alpha Centauri system, but it has the honor of being the nearest star.

Astronomers have watched a jet launch from a stellar-mass black hole inside the Milky Way.

Hi Alan, Here's my observation of NGC 1647 with the unaided eye. We do live in a semi-arid area, the southern Okanagan Valley of British Columbia, but my backyard is […]

While the Jupiter-Saturn-Venus line keeps shrinking, all kinds of deep-sky sights, naked-eye to telescopic, show themselves on these moonless evenings.

The first-ever planetary defense mission is now on its way to the asteroid Didymos and its moon, Dimorphos.

Small telescopes can reel in some big ones in the constellation Cetus, the Whale.

The Solar Orbiter mission will fly past Earth Friday night, setting up a dramatic sunward plunge.

Astronomers have observed an object like ‘Oumuamua — but unlike the first known interstellar visitor, this one is in the solar system.

Astronomers might have spotted a stellar-mass black hole in another galaxy — but not everyone agrees with what they found.

Shopping for gear to get started in astrophotography? Here's some sage advice before you max out all your credit cards.

Orion now rises in the east around 8 p.m. Will Betelgeuse or Rigel be the first of his bright stars to come up? That depends on your latitude; Los Angeles and Atlanta are balance points. The Pleiades and Aldebaran watch this scene from high above.