The European Space Agency (ESA) successfully established a transmission-reception optical link with NASA's Deep Space Optical ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

Cassini spacecraft data has been used to create the infrared views of Saturn's moon Enceladus. "Reddish areas indicate fresh ...

The planet’s rotation fluctuates as it travels around the sun, and measurements suggest we’re losing more than a millisecond ...

Rivers are Earth’s arteries. Water, sediment and nutrients self-organize into diverse, dynamic channels as they journey from the mountains to the sea.

Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.

It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...

NASA's Mariner 4 captured the first-ever close-up image of Mars on July 14, 1965. While waiting for the data to be processed ...

New research has revealed everything astronomers currently know about the mysterious interstellar object 3I/ATLAS.