Apophis
Watch OSIRIS-REx Release its Sample Capsule
Most of the spacecraft we send out into the Solar System are never meant to return. Time, space, and entropy…
When an Asteroid Gets Close to Earth, we get a Rare Opportunity to Learn What it’s Made of
Gravity calculations can provide plenty of insight into a variety of phenomena. Everything from Einstein rings to the rocket equation…
Last-Minute Defense Against an Asteroid That Could Obliterate it Before Impact
Gazing at the night sky can evoke a sense of wonder regarding humanity's place in the Universe. But that's not…
Asteroid Apophis’ 2029 Flyby Will Provide a Bonanza of Asteroid Science
If NASA and other space agencies don't want us to freak out about asteroids colliding with Earth, why do they…
Careful Calculations Show That Earth is Safe From Asteroid Apophis for at Least 100 Years
If you're looking for doomsday, you can forget about asteroid Apophis. The latest radar observations have effectively ruled out any…
The World’s Space Agencies are Responding to a Hypothetical Asteroid Impact. You Can Watch it all Unfold Online.
Remember when Orson Welles' 1938 radio show called "The War of the Worlds" fooled people into thinking that Earth was…
Watch Live Webcast of Asteroid Apophis Earth Flyby
Once again, the Slooh Space Camera team will host a live webcast of an asteroid flyby of Earth. This one…
Deflecting Incoming Asteroids with Paintballs
An artist's rendering of the asteroid Apophis. Credit: ESA What would be a way to deflect asteroid Apophis if it…
Russia May Head Mission to Deflect Asteroid Apophis
[/caption] Russia is considering sending a spacecraft to deflect a large asteroid and prevent a possible collision with Earth, according…
Celestial Body
[/caption]The term celestial body is as expansive as the entire universe, both known and unknown. By definition a celestial body…