Galaxy’s rapid growth spurt may have spawned 3000 suns per year

A distant, ancient galaxy far more massive than our own formed all its stars in less…

Galaxy’s rapid growth spurt may have spawned 3000 suns per year

A distant, ancient galaxy far more massive than our own formed all its stars in less…

Dark matter that talks to itself could explain galaxy mystery

A team of astronomers think a new explanation for dark matter can best explain its mysterious…

First images from Cassini’s final dives over Saturn’s north pole

The Cassini orbiter's penultimate mission around Saturn begins with a swoop over the planet's northern hemisphere…

First images from Cassini’s final dives over Saturn’s north pole

The Cassini orbiter's penultimate mission around Saturn begins with a swoop over the planet's northern hemisphere…

Need your roof repaired? There’s a space-based app for that

It’s like Uber for roofing: companies use Google Earth images to estimate how much repairs should…

Need your roof repaired? There’s a space-based app for that

It’s like Uber for roofing: companies use Google Earth images to estimate how much repairs should…

Cosmic dust grains found on city rooftops for the first time

Sifting through muck trapped in roof gutters in Paris, Oslo and Berlin yielded 500 tiny particles…

Cosmic dust grains found on city rooftops for the first time

Sifting through muck trapped in roof gutters in Paris, Oslo and Berlin yielded 500 tiny particles…

Virgin Galactic takes first solo glide flight since 2014 crash

The commercial spaceflight company sent its space plane, VSS Unity, for its first untethered test flight…