Runaway Black Hole Flees Behemoth Galaxy
Astronomers have spotted a supermassive black hole in a stripped-down galaxy racing away from a near-fatal close encounter in the center of a galaxy cluster.
Behold November's Super-Duper Supermoon
You won't want to miss the biggest, brightest full Moon in more than 68 years. Find out what makes this supermoon so special and how best to view it.
Curiosity Finds "Egg Rock" Iron Meteorite
NASA's intrepid Mars rover gets a close-up view of a bizarrely shaped space rock that landed on the lower slope of Mount Sharp.
Arecibo Observatory Faces Uncertain Future
Arecibo Observatory, the world's largest single-dish active radar telescope in the world, may be shut down or even destroyed due to funding concerns.
Near-Earth Asteroid Tally Reaches 15,000
Thanks to two aggressive search programs, the count of near-Earth asteroids has soared past the 15,000-object milestone. (None of them are likely to hit us.)
ALMA Images Spiral Disk Around Baby Stars
Astronomers have imaged a third star embedded in the spiral disk around a pair of baby stars, the first direct evidence of a process of star formation known as disk fragmentation.
Jupiter Returns with a Stormy Surprise
The gas giant is emerging in the glow of dawn sporting an tumultuous North Temperate Belt.
Tour November's Sky: Hello, Venus!
Mars is still hanging around, and Venus is climbing higher each evening. Download our monthly astronomy podcast to get more stargazing info.
Orbital Path 11: Black Hole Breakthroughs
Michelle Thaller talks with three leading scientists about black holes - how do we know they exist, where do they come from, and how can we learn more about them without going too close?
Schiaparelli: Requiem for a Mars Lander
New glimpses from the Mars Reconnaissance Orbiter and ongoing data analysis are revealing the fate of the Schiaparelli lander.
Jupiter Greets Crescent Moon in the Pre-Dawn Sky
On Friday, October 28th, the waning crescent Moon and brilliant Jupiter get together for an early morning conjunction.
Astronomers Map Milky Way in Incredible Detail
Astronomers have mapped neutral atomic hydrogen, which profuses the space between stars, in unprecedented detail to create a beautiful radio-wavelength portrait of the Milky Way.
8th-magnitude Nova in Sagittarius
A nova in Sagittarius, discovered a few nights ago by a Japanese amateur, has become bright enough to see in binoculars.
More Auroras Coming to Northern Skies
Keep your eye on the northern sky. Auroras are in the forecast for the next couple nights courtesy of a "hole" in the Sun's corona.
Is This Schiaparelli's Crash Site on Mars?
A pair of high-resolution images taken from high above Mars appears to show the impact site of ESA's Schiaparelli lander.
Big Kuiper Object 2007 OR10 Has a Moon
Hubble images reveal a satellite orbiting one of the Kuiper Belt's biggest objects.
Brilliant X-ray Flashes from Faraway Black Holes?
Two sources tens of millions of light-years away have sent puzzling X-ray flares blazing our way. Now astronomers think they might have the answer: intermediate-mass black holes.
ESA's Schiaparelli Lander: Missing in Action
Here's what we know so far about the fate European Space Agency's Schiaparelli mission.
ExoMars Orbiter Reaches Red Planet
After a 7-month journey from Earth and a 139-minute rocket burn, the ExoMars Trace Gas Orbiter has settled in around its new home.
NASA's Juno Suffers Engine Anomaly, Briefly Enters Safe Mode
Engineers have decided to keep the Jupiter probe, Juno, in its current orbit until an issue with its engine can be addressed.
