Animation: Black Hole Star Shredder
What happens if a star gets too close to a black hole? The black hole can rip it […]
NASA
A Sagittarius Triplet
These three bright nebulae are often featured on telescopic tours of the constellation Sagittarius and the crowded starfields […]
Streak and Plume from SpaceX Crew2 Launch
What’s happening in the sky? The pre-dawn sky first seemed relatively serene yesterday morning over Indian Harbor Beach […]
Flying Over the Earth at Night II
Recorded during 2017, timelapse sequences from the International Space Station are compiled in this serene video of planet […]
Planet Earth at Twilight
No sudden, sharp boundary marks the passage of day into night in this gorgeous view of ocean and […]
Centaurus As Warped Magnetic Fields
When galaxies collide — what happens to their magnetic fields? To help find out, NASA pointed SOFIA, its […]
Ingenuity: First Flight over Mars
What’s the best way to explore Mars? Perhaps there is no single best way, but a newly demonstrated […]
The Galactic Center in Infrared
What does the center of our galaxy look like? In visible light, the Milky Way’s center is hidden […]
Rainbow Airglow over the Azores
Why would the sky glow like a giant repeating rainbow? Airglow. Now air glows all of the time, […]