To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

They reveal that the chemical composition of the deep mantle has remained almost intact since the Earth's formation 4.5 ...

The mission aims to collect samples from the near-Earth asteroid 2016 HO3 and explore the main-belt comet 311P.

New images from the European Space Agency’s Biomass mission show how the satellite uses advanced radar to map flows of carbon ...

What's happening in the skies over North Texas this month? July holds some spectacular sights in the night and morning sky.

NASA may have just found our second Earth - a planet so similar, it could be habitable for humans. But this is just the ...

The biggest piece of Mars on Earth is going on sale and is set to become the most expensive space rock in the world. The 54lb ...

A NASA satellite that’s been orbiting as space junk since 1967, Relay 2, emitted an unexpected, powerful radio burst that ...

Strata: Stories from Deep Time’ explores the origins of the air we breathe and untangles some of our planet’s oldest stories.

Pluto will reach its closest approach to Earth and align opposite the Sun on July 25, appearing slightly brighter (magnitude ...

How do you measure climate change? One way is by recording temperatures in different places over a long period of time.