Several companies are looking to launch spacecraft into orbit without using conventional rocket boosters. Take SpinLaunch, for example, which aims to eventually fire satellites to space using a ...

The new test proved the capability of a new propellant that will enhance the rocket's performance, making a sample return mission from Mars increasingly viable.

Have you ever wondered why all the planets in our solar system orbit in the same plane? This fascinating characteristic of planetary orbits has intrigued astronomers for centuries. When we observe the ...

Earth’s orbit around the Sun is not circular, but an ellipse that is slightly elongated with an eccentricity of 0.017. (An eccentricity of 0 is a circle, while the dwarf planet Pluto has a ...

Endings. There really was only one lifeline left for Virgin Orbit. It needed the United Kingdom or United States government to step in and decide that the company was providing an essential service.

Snapshots of the dynamical evolution of a stellar cluster with 200 stars. Credit: Nature Astronomy (2025). DOI: 10.1038/s41550-025-02556-0 ...

NASA says that the International Space Station (ISS) shifted its orbit on Tuesday to avoid a piece of debris. The debris avoidance maneuver involved firing thrusters on the ISS at 2:09 p.m. CT for ...