Not Just Sitting Ducks. Maybe Satellites Could Dodge Almost all Space Junk

Kessler syndrome is becoming more and more of a potential hazard as more and more companies vie to place more…

12 months ago

Terrify yourself with LeoLabs’ visualization of satellites and space debris around Earth

Founded in 2016, Menlo Park, California-based LeoLabs, is a mind-blowing company. They have built, and continue to expand, a network…

2 years ago

Astronomy Cast Ep. 504: Radar, Lidar, and Sonar

To really study something, you want to reach out and touch it. But what can you do if you're separated…

4 years ago

2014 JO25 Flies By Earth — See It Tonight

A relatively large potentially hazardous asteroid passed near Earth earlier today. Now, it's visible in small telescopes tonight.

5 years ago

Video of Green Comet 45P Puts You Close To The Action

Watch Comet 45P pirouette end over end in this detailed radar view of the comet's nucleus.

6 years ago

Meet Asteroid 2017 BQ6 — A Giant, Spinning Brick

New asteroid 2017 BQ6 was all elbows when it flew by Earth just a few days ago. Images reveal it…

6 years ago

See Historic Comet BA14 Up Close In These New Radar Images

During its recent flyby of Earth, astronomers used the Goldstone radar antenna to create a remarkable series of images of…

7 years ago

Awesome New Radar Images of Asteroid 2004 BL86

New video of 2004 BL86 and its moon Newly processed images of asteroid 2004 BL86 made during its brush with Earth Monday…

8 years ago

Weekly Space Hangout – May 16, 2014: Shrinking Red Spot

Host: Fraser Cain (@fcain) Guests: Alessondra Springmann (@sondy), Brian Koberlein (@briankoberlein, briankoberlein.com), Nicole Gugliucci (cosmoquest.org / @noisyastronomer) (more…)

8 years ago

Cassini Sees a “Zen Garden” on Titan

Looking like the flowing designs carved by a Zen gardener's rake, long parallel dunes of hydrocarbon sand stretch across the…

8 years ago