Smallest, Closest Black Hole Ever Discovered is Only 1,500 Light-Years Away
A red giant star may have a black hole companion that is only three solar masses in size.
A new Technique Could use Quasars to Directly Measure the Expansion Rate of the Universe
The evolution of cosmic expansion could be measured by a new method using intensity correlation speckles.
Animation Shows how Saturn’s Rings Move at Different Speeds
Using data obtained by the Cassini probe, NASA Fellow Dr. James O'Donoghue created this stunning visual of Saturn's rings.
A Recent Megaflare Shows that Proxima Centauri is not a Nice Place to Live
A new international research effort observed a massive solar flare from Proxima Centauri, which indicates (yet again) that its not…
Perseverance Successfully Extracts Oxygen From the Martian Atmosphere. About 10 Minutes of Breathing Time for an Astronaut
Humanity achieved an incredible series of new milestones on Mars this week. It began on Monday April 19th, when the…
Giant Planet is Found at an Extreme Distance From its Star
One of the best things about the sheer number of exoplanets that astronomers are currently finding is how some are…
Blue Origin’s Latest New Shepard Flight is a Success, With Passengers Climbing on Board (and Getting off Again Before it Flew)
Blue Origin is once again feeling momentum after the latest successful flight of their New Shepard launch vehicle.
New Horizons is Now 50 Astronomical Units Away From the Sun
As the New Horizons spacecraft hurtles out towards interstellar space, it has now reached an historical milestone. On April 17,…
Catch Comet R4 ATLAS as it Nears Earth
Time to catch comet C/2020 R4 ATLAS… while you can.
What if Starship Didn’t Do a Landing Burn at All?
Another 3D graphic artist has a proposal for Musk: to "catch" the Starship using a special launch tower, kind of…