SpaceMars is unusually close this month – here's how to spot it in the sky Earth and Mars are closer this month than they have been since 2003. To spot the Red Planet, look for a bright red object towards the east after sunset or west before sunrise, says Abigail BeallRegulars
SpaceThe sun may have formed because a small galaxy passed by the Milky Way A small galaxy called Sagittarius passed close to the Milky Way four times in the past 6 billion years, which may have caused periods of intense star formation News