For years, the idea of a mysterious “Planet Nine” lurking on the edges of our solar system has captivated astronomers and ...
If there is some planet nine, or "Planet X" lurking out there ... astronomers can measure things such as the orbit and shape of the body. Through an occultation, we discovered that the asteroid ...
On 1971, Mariner 9 became the first spacecraft to orbit Mars. At the time, scientists didn't know much about the Red Planet.
A 36-foot-wide asteroid pulled into Earth’s orbit has become a second "mini-moon" for almost two months. But this ...
After stage separation, the rocket's first-stage booster completed its 20th flight by touching down atop a SpaceX drone ship ...
A Falcon 9 rocket launched the KoreaSat-6A telecom satellite from NASA's Kennedy Space Center (KSC) in Florida today at 12:25 ...