Is there a massive undiscovered planet on the outer reaches of the Solar System? The idea has been around since before the ...

A beam of particles speeding away from a monstrous black hole is severely kinked, suggesting that the black hole is actually ...

Have you ever wondered why the Earth doesn’t fall straight into the Sun, despite being constantly pulled by its immense ...

Juno spacecraft data suggest an extreme compression of the planet’s magnetosphere in December 2022, caused by the solar wind, ...

An X-37B onboard camera, used to ensure the health and safety of the vehicle, captures an image of Earth while conducting experiments in a highly elliptical orbit in 2024. As part of the X-37B's ...

The photo, taken during the X-37B's seventh mission, shows Earth from High-Elliptical Orbit. On Feb. 20, 2025, the Secretary of the Air Force Public Affairs uploaded on the DVIDS website, what is ...

“Starting at 7:51 p.m. CST on February 13, the team completed a 4 minute, 15 second Lunar Orbit Insertion burn with Blue Ghost’s RCS thrusters and main engine to enter an elliptical orbit ...

The planet follows an elliptical orbit around the sun, rather than a circular orbit. This means over the course of the roughly 365 days it takes Earth to complete one loop around its parent star ...