Physics has a bit of a messy problem: There's matter missing in our universe. Something is there that we can't see but can detect! What could this mysterious substance be? A lot of astronomers are searching for the answer. And some, like theoretical ...
Photo credit: Don Pettit NASA astronaut Don Pettit captured an incredible photo of a starry night above Earth from the SpaceX Crew 9 Dragon vehicle on the International Space Station (ISS). More specifically, he used his homemade orbital star tracker ...
A tiny star is making big moves -- whether its accomplice likes it or not. Astronomers have spotted a star just a fraction the mass of the Sun crashing through the Milky Way at ridiculous speeds. And astonishingly, it's managed to drag its exoplanet ...