Say hello to 2024 PT5, Earth’s newest mini-moon. Expected to go into orbit of Earth for a couple of months from Sept. 29, ...
Five satellites due to launch this week could be brighter than most stars, and astronomers fear the growth of such ...
More and more satellites are orbiting the earth. Grant Tremblay of the American Astronomical Society tells NPR's Scott Simon they are making stars harder to see and study.
Earth will temporarily get a second moon next week when a tiny asteroid begins its two month orbit around the planet, though ...