Ever wondered what it would be like to see the Earth from the Moon? Join Bob King as he explores this from the perspective of the Apollo 17 astronauts.
Star clusters are a terrific way to practice your astrophotography fundamentals!
Traditional and digital tools can help you learn the naked-eye magnitude limit of your sky and find out if the darkness has changed at your observing site.
New calculations reveal what two supermassive black holes about to merge would look like in ultraviolet and X-rays.
The boxy robotic lander MASCOT delivered photos and other data from asteroid Ryugu during a brief 17-hour stay on the asteroid's surface.
As the bright planets march westward, Uranus and Neptune become the fresh new faces of fall. And if you've never seen an ultra-thin lunar crescent, here's your chance.
Nature loves to riff on existing motifs, even in the most unearthly of environments.
Silence can sometimes be in short supply, but one sure place to find it is under a starry sky before the first blush of dawn. Comet 29P/Schwassmann-Wachmann erupts again!
The Japanese Hayabusa 2 spacecraft dispatched the first of a set of smaller missions that will explore asteroid 162173 Ryugu.
This month's Harvest Moon will be up early to light the night as well as act as a beacon for watching the annual fall bird migration through a small telescope.
A recent analysis of data from NASA's Dawn spacecraft reveals the role of cryovolcanism past — and likely present — on the giant asteroid Ceres.
Astrophotographer Richard S. Wright, Jr. shares an easy way to test your DSLR camera to find its best low-light ISO performance.
Often passed over in favor of showier sights, the constellation of the Little Horse has charms of its own. Let's saddle up and go for a ride.
Cassini's legacy sheds more light on the strange mystery of Saturn's northern polar hexagon.
The Veil Nebula, the tattered remains of an ancient supernova explosion, is one of the most spectacular objects in the night sky. Did you know it has two dozen parts visible in amateur telescopes?
Watch a binocular-bright comet leapfrog across Auriga in the next few weeks before a remarkable conjunction with the bright star cluster, M35.
NASA's Osiris-REX asteroid sample return mission spies target Bennu for the first time. Now the spacecraft is setting up for its close approach in December.
Four planets are great, but how about eight? You can see them all in a single night in the next couple weeks — if you play your cards right.
It’s summer time, and the Milky Way is beckoning. Here are a few tips to help get you started photographing our galaxy.
Using only binoculars, we explore a host of inky dust clouds, the dark nebulae that smudge the Milky Way on late summer nights.
The unique Parker Solar Probe launched on Sunday, August 12th, set to fly faster and come closer to the Sun than any spacecraft before it.
Sometimes, it's just as exciting to watch a celestial object fade or disappear as it is to see it explode. We celebrate the "return" of a mysterious variable star and prepare for Pluto to occult a star.
Add a dash of random to your night sky viewing plans and you're guaranteed an adventure. We'll start ours with the famous globular M22 and see where it takes us.
Astronomers have seen a star’s light redden as it passed our galaxy’s central black hole, just as general relativity predicts.
Not only will the Moon will be totally eclipsed this Friday, but Mars will be at opposition and shine in tandem with the red Moon all night!