
When Will China’s “Heavenly Palace” Space Lab Fall Back to Earth?
Satellite trackers debate where and when eight-ton Tiangong-1 will come down

When Will China’s “Heavenly Palace” Space Lab Fall Back to Earth?
Satellite trackers debate where and when eight-ton Tiangong-1 will come down

Juno’s Mission to Jupiter May Also Reveal Clues about Exoplanets
NASA’s interplanetary probe is cruising toward an encounter with our local gas giant this summer. As the data starts flowing in, we may also learn about Jupiter’s many cousins across the galaxy


Home Sweet Habitat: Students Help NASA Design Mars Spacecraft Living Quarters
An architecture and design class partners with NASA to develop a human-focused spacecraft environment that could take astronauts to Mars

Tiny "Chipsat" Spacecraft Set for First Flight
Launch in July will test new way to explore the solar system—and beyond

For Asteroid-Hunting Astronomers, Nathan Myhrvold Says the Sky Is Falling
The wealthy technologist claims some of the world’s top experts on Earth-threatening asteroids are guilty of bad science

SpaceX Racks Up Another Sea Landing [Video]
The second successful landing of a Falcon 9 booster on a floating barge is a milestone for the aerospace company

How NASA's Next Big Telescope Could Take Pictures of Another Earth
A “starshade” flying alongside the WFIRST observatory could deliver images of potentially habitable worlds decades ahead of schedule

We Need More Space Probes to Venus
Space agencies have paid too little attention to the most Earth-like planet in our solar system

Astronaut Moviemakers Share Their Views of a Beautiful Planet
The newest IMAX movie filmed in orbit highlights Earth’s precariousness

Software Error Doomed Japanese Hitomi Spacecraft
Space agency declares the astronomy satellite a loss

SpaceX May Launch Private Mars Mission as Early as 2018
The company is said to be demonstrating technology to land large payloads

New Horizons Has Big Plans beyond Pluto
An extended mission for the space probe would take it to a small Kuiper Belt object in 2019