To develop a long-term Mars colony, we need to think about the challenges of reproducing and raising kids on the Red Planet, scientists say.

Kepler has discovered thousands of exoplanets, and soon will run out of fuel. Now it’s begun its 18th observing campaign, with a focus on objects including the famous nearby Beehive star cluster and infamous asteroid Apophis.

Watch how a SpaceX rocket launch melted a NASA photographer’s camera in a this animated photo clip by photographer Bill Ingalls.

Wenn Alexander Gerst demnächst ins All fliegt, ist er in einem russischen „Sojus“-Raumschiff unterwegs. Die ersten Modelle flogen vor mehr als 50 Jahren. Ist das ein Problem?