Trilobites: Venus Smiled, With a Mysterious Wave Across Its Atmosphere

Japan’s Akatsuki spacecraft detected what scientists called a gravity wave above the solar system’s second planet,…

SpaceX Launches Rocket, Its First Since Explosion on Launchpad

The return to business for Elon Musk’s company was successful, despite being overshadowed by questions about…

Trilobites: A Metal Ball the Size of Massachusetts That NASA Wants to Explore

Launching in 2023, the spacecraft Psyche will reach the asteroid of the same name in 2030,…

SpaceX Says It’s Ready to Launch Rockets Again

The company says it has determined the likely cause of an explosion in September that led…

3 Months After Explosion, SpaceX Plans to Launch Rocket Bearing Satellites

The launch hinges on approval by the Federal Aviation Administration, which is reviewing SpaceX’s investigation of…

Russian Spacecraft Carrying Supplies Burns Up in Flight

The cargo ship, which was not carrying any astronauts, disappeared shortly after liftoff, according to Roscosmos,…

A Heavy Heart May Have Rolled Pluto Over

A bright, heart-shape feature on Pluto is near its equator, on the side facing away from…

If a ‘Big Whack’ Made the Moon, Did it Also Knock the Earth on Its Side?

A new study suggests that it did. It also explains that the collision can explain the…

Venus: Inhospitable, and Perhaps Instructional

It is hoped that a Japanese space probe, Akatsuki, orbiting Venus will provide insights that could…

For Rosetta, a Landing and an Ending on a Comet

The spacecraft is to end its 12-year pursuit of Comet 67P/Churyumov–Gerasimenko on Friday. Here is what…