Several satellite companies—including SpaceX, Project Kuiper, OneWeb, Telesat, and Guowang—are designing “mega-constellations ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, said Renu Malhotra, a planetary scientist at the University of Arizona who has ...

Following a successful 10th test flight, the SpaceX CEO expects the megarocket to become operational by next year.

Advanced space travel relies on a fundamental understanding of the restricted three-body problem (RTBP), in which one of the ...

Jeff Bezos told Italian Tech Week that space-based data centers could be built within two decades, reflecting what many see ...

A new program has discovered chaos in a nearby planetary system, which could explain the existence of a phenomenon ...

The Polaris Dawn crew Jared Isaacman, Scott "Kidd" Poteet, Sarah Gillis and Anna Menon explain the experiments conducted ...

Researchers are discussing 2025 PN7, a small celestial body that's following a similar orbital path to our planet's without being gravitationally tied to Earth ...

Reports indicate that Russia is designing the MiG-41 for anti-satellite missions as well. The fighter could target satellites ...