See what cosmic dust can do! Head outside this weekend for the peak of the Orionid meteor shower and an eyeful of zodiacal light.
What's your pleasure when it comes to observing? Comets? Supernovae? Occultations? Get a sample of each and more in the upcoming week.
The close pass of near-Earth asteroid 2012 TC4 this week will give NASA a chance to test planetary-defense coordination.
Be sure to set the alarm so you don't miss the squeaky-tight conjunction of Venus and Mars Thursday morning. They'll stay close through the weekend.
Arecibo and its team rode out the largest storm in its history, but it's unclear what the moderate damage will mean for the radio observatory's future.
What does the sky look like through a 36-inch telescope? I found out at Ohio's Hidden Hollow Star Party last week. Here's my report and a few observing targets to share.
The asteroid-bound Osiris-REX mission took time during last Friday's gravity assist maneuver to look back at its homeworld.
NASA's ambitious Osiris-REX asteroid sample return mission swings by Earth this Friday for a gravity assist en route to asteroid 101955 Bennu.
Dozens of satellites are busy day and night, beaming your favorite TV and radio programs from more than 35,000 miles away. Here's how to tune into them.
The planets are aligning! The week ahead will feature multiple planetary conjunctions at dawn and great views of Neptune and Triton at nightfall.
Two big, naked-eye sunspot groups are putting on a splendid show this week. We're also in the crosshairs for a strong geomagnetic storm and possible auroras.
David Grinspoon shares his thoughts on being immortalized far out in the asteroid belt and his namesake, asteroid 22410 Grinspoon.
Engineers have come up with an innovative "clockwork rover" concept designed to survive the hostile environment of Venus.
Florence, one of the largest Earth-approaching asteroids, gets close enough to see in a small telescope this week and next. Here's how to find it.
Did you see it? Millions of viewers stood in the path of totality yesterday, as the shadow of the the Moon rolled over the United States from coast to coast for the first time in nearly a century. And while eclipse pilgrims were thrilled with an amazing view, millions more turned newly purchased solar viewing…
Total eclipses have the power to touch us deeply and reverberate through our life in unexpected ways.
The upcoming total solar eclipse is understandably getting a lot of attention, but don't overlook the trusty Perseids. They'll be getting things warmed up Saturday night.
While millions will watch the August 21 total solar eclipse from the ground, International Space Station crew will have an amazing view high from overhead.
Sometimes it's better to start big and go small. Let the space station be your first step into the wider world of satellite watchin
Saturn keeps its secrets as NASA's Cassini spacecraft heads towards its September grand finale.
Six Sprites, "the world's smallest spacecraft" have entered low-Earth orbit, a small milestone for Breakthrough Starshot's plan for interstellar voyage.
Between the discovery of the new comet ASASSN1 and two stellar explosions, there's a lot happening in the sky this week. Take your telescope out and see what all the excitement's about.
A new study proposes a possible source for the mysterious Mars Trojan asteroids: the Red Planet itself.
Solar finders help you point out the obvious (the Sun) without damaging your eyes or equipment. Here are some easy homemade solutions for you to try.
The European Space Agency switched off its groundbreaking LISA Pathfinder mission this week.