NASA Mars Helicopter Will Be Red Planet's 'Wright Brothers Moment'

As part of its next Mars mission, NASA is sending an experimental helicopter to fly through…

Small Worlds With Lava Oceans Might Have Given Us Meteorites

Researchers propose a new model to explain the formation of most of the meteorites that make…

Summer Solstice 2020 and the Search for Life in the Galaxy

As you mark the longest day of the year, consider the debate among astronomers over whether…

They Want to Sell Balloon Rides 19 Miles Up. Haven’t We Heard This Before?

Seven years ago, entrepreneurs planned trips to the stratosphere, but tourists never got off the ground.…

Seeking Dark Matter, They Detected Another Mystery

Do signals from beneath an Italian mountain herald a revolution in physics? Click here…

China Reports Progress in Ultra-Secure Satellite Transmission

Researchers enlisted quantum physics to send a “secret key” for encrypting and decrypting messages between two…

Oumuamua: Neither Comet nor Asteroid, but a Cosmic Iceberg

A new study suggests the interloper may have arisen in an interstellar cloud, where stars are…

Create Your Own Night Sky

There are about a septillion stars in the observable universe. You can bring a fraction into…

NASA Picks Astrobotic to Carry VIPER Ice-Hunting Moon Rover

Astrobotic, a Pittsburgh company, won a $199.5 million contract to transport NASA’s VIPER rover to the…

Watch This Black Hole Blow Bubbles

A black hole was seen shooting electrified gas and energy into space. Each blob contained about…