Asteroid 2025 TF flew past Earth at an altitude similar to that of the International Space Station, but was not spotted by astronomers until hours after it was gone. Photo courtesy European Space ...

The Paris-based European Space Agency says a near 10-foot-wide asteroid passed Earth 265 miles above Antarctica but was not detected until hours after it was gone.

Could the Earth experience 25 hour days in the future? A postdoctoral researcher in physics and astronomy at Michigan State University believes this to be the case. According to NASA, the moon has ...

NASA has discovered a new super-Earth that has a year only lasting a few hours. The exoplanet K2-141b, was found very close to its orange sun-like star, and has an orbital period of less than one ...