The space physicist on a mission to discover why Mercury has shrunk

As planets go, Mercury is a world of extremes – and one that doesn’t always make…

Comet that could shine as bright as Venus set to be visible from Earth

Comet C/2024 G3 (ATLAS) captured on 31 December 2024 using a telescope in Río Hurtado, Chile…

Keeping space tidy should become a global UN goal, say researchers

An artist’s impression of the space junk orbiting Earth Mark Garlick/Science Photo Library/Alamy The rising threat…

BepiColombo snaps Mercury’s dark craters and volcanic plains

The division between light and dark over the north pole of Mercury, viewed from the BepiColombo…

SpaceX: Starship to launch fake satellites on seventh test flight

The Starship rocket in December 2024 being prepared for its seventh flight SpaceX SpaceX’s next Starship…

New Glenn launch: Blue Origin’s reusable rocket set for maiden flight

New Glenn on the launch pad at Cape Canaveral, Florida Blue Origin Blue Origin, the space…

Pluto may have captured its moon Charon with a brief kiss

Pluto (right) and its moon Charon, photographed by NASA’s New Horizons probe in 2015 NASA/JHUAPL/SwRI Pluto…

Could 2025 be the year we finally start to understand dark energy?

This rainbow pattern shows the structure of 60,000 galaxies as captured by the Dark Energy Spectroscopic Instrument…

The stargazing events to look forward to in 2025

The northern lights in Denali National Park in Alaska in 2024 Tom Walker/Alamy As the new…

The best sci-fi books to look forward to in 2025 from Adrian Tchaikovsky to Ken Liu

Voyages, both interstellar and Earth-bound, frame many new sci-fi novels Shutterstock/PHOTOCREO Michal Bednarek I am writing…