Detecting escaping helium from LHS 1140b is important step in search for life beyond our Solar System
Three approaches—including one that exploits Earth’s radiation belts—could help enforce ban on orbital nuclear weapons
Orbiting data centers and sunlight reflectors would scupper astronomy by leaving streaks on telescope images and brightening skies, study finds
World’s biggest digital camera will repeatedly scan the sky, spotting cosmic explosions while building up a deep map of billions of galaxies
X-ray observatory and mission to Saturn’s moon Enceladus win as ESA’s science program sees growth
X-ray observatory and mission to Saturn’s moon Enceladus win as ESA’s science program sees growth
Spain’s €400 million offer could induce Thirty Meter Telescope to switch sites
Spain’s €400 million offer could induce Thirty Meter Telescope to switch sites
Coronal mass ejections would make it hard for planets to keep an atmosphere and host life
Coronal mass ejections would make it hard for planets to keep an atmosphere and host life
Blue Skies Space will sell data from its tiny, low-cost UV telescope
Blue Skies Space will sell data from its tiny, low-cost UV telescope
Some theorists think unusual event could be a black hole devouring a star from within
Some theorists think unusual event could be a black hole devouring a star from within
If confirmed, vast cloud could test predictions about the Milky Way’s hidden architecture
If confirmed, vast cloud could test predictions about the Milky Way’s hidden architecture