For the first time, the US military shared an orbital selfie from its mysterious X-37B space plane, which captured Earth from ...

Purple Earth Hypothesis suggests Earth was once a purple planet. Early microbes used retinal, not chlorophyll, for ...

A recently released animation shows a new look at a large asteroid that has a small, but significant, chance of impacting planet Earth in seven years. The animation, provided by the NASA-funded ...

If the near-Earth asteroid Bennu were to collide ... in diameter and marked the last known large asteroid to hit the planet. Given the small but not impossible chance of Bennu’s potential ...

If a deck or balcony is the only space where you can grow, go crazy with containers. Get started growing food with small space gardening. You can even start with apartment vegetable gardening for ...

with more than a 1% chance of impacting Earth on December 22, 2032. The asteroid was first reported to the Minor Planet Center on December 27, 2024. YR4 is estimated to be about 130 to 300 feet wide.

Stargazers will be treated to a dazzling six- and seven-planet "alignments" in February. A planetary alignment, or a "planet parade" according to the internet, will grace our night sky just after ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Space agencies are ...

Five asteroids are expected to make close approaches to Earth this weekend. A large asteroid could pass close enough to Earth within the next decade that there's a chance it could strike the ...

Nuclear warheads could be flown into asteroids bigger than 1km across to save Earth, experts say, but these are exceptionally rare. A rock this big is expected to hit our planet once every 700,000 ...

Scientists found an intriguing world in our galaxy. They confirmed the existence of a rocky planet, called a "super-Earth," that's some six times as massive as Earth. While the world HD 20794 d is ...