Europa’s surface chemistry hints at life-supporting conditions below. Lab tests reveal how peroxide forms in unexpected ...

Scientists are weighing up the possibility of intercepting an interstellar object hurtling towards our solar system at speed.

Highlights include a morning meetup between Jupiter and Venus, a chance to see the Perseid meteor shower, and a window into ...

The apple of Loeb’s eye is a 6-12 mi.-wide rocky body discovered on July 1 with a telescope in Rio Hurtado, Chile, that is part of NASA’s Asteroid Terrestrial-impact Last Alert System (ATLAS) survey ...

Jupiter and Venus, the two brightest planets in our solar system, should be widely visible for much of August in Florida and ...