Today's test flight of Starliner, NASA's new, crewed spacecraft was less than stellar. A clock set to the wrong time prevented it from docking at the International Space Station. Find out more. (4:00 min read)
A giant exoplanet has been discovered orbiting a tiny white dwarf star only a quarter of the planet's size. That's right, the planet is far larger in size than its star. Find out why this matters to our search for life on other worlds. (4:30 min read)
Carl Sagan was born on November 9, 1934. Learn more about the movement to observe Carl Sagan day on that date every year. (4:00 min read)
The Planetary Society's LightSail2 satellite has reached the next stage of its mission. Learn how it deployed its massive sail and what's next for the plucky little spacecraft.
We know everyone wrote about Apollo 11 over the weekend, but we have an angle on it that we think you'll appreciate.
Liquid, solid and gas? There's more to the story. Read about a new study on the behaviour of matter in plasma form on the surface of the sun.