Chinese researchers have built a working version of what oil companies have chased for decades: a device that uses sunlight to turn carbon dioxide into the building blocks of gasoline. Instead of ...

The fate of a comet that was predicted to pass close to Earth remains a mystery five years after its dramatic breakup in the inner solar system.

As 3I/ATLAS passed through the inner solar system, the brightest images or the longest spectra were not the most significant measurements that the comet was to make, but the tiniest variations in ...

As next-generation telescopes map this outer frontier, astronomers are bracing for discoveries that could reveal hidden planets, strange structures, and clues to the solar system’s chaotic youth.

Brilliant innovations abound, but systemic failures in water, finance, and policy prevent them from reaching the farmers who ...

A Harvard scientist has suggested that our Solar System may be far more crowded with interstellar objects than anyone ...

A recent study points to an exciting possibility: that Uranus's moon Miranda, located in the far reaches of our solar system, may harbor a hidden ocean and life.

For years, scientists have been trying to replace fossil fuels in energy production. The problem is that none of the ...

Lava tubes aren't new to our solar system; they've hinted at volcanic pasts on Mars and the Moon. But spotting them ...

This post features biographies and notable quotes from oral history interviews with planetary geophysicist Lynnae Quick, ...

A fresh examination of radar data for Venus obtained by NASA's Magellan spacecraft in the 1990s indicates the presence of a large underground cavity created by a lava flow, the first subsurface ...

Last year, astronomers were fascinated by a runaway asteroid passing through our Solar System from somewhere far beyond. It was moving at around 68 kilometres per second, just over double Earth&rsquo ...