A deep basin called Sputnik Planitia, which makes up the “left lobe” of the heart, is home to much of Pluto’s nitrogen ice. The basin covers an area spanning 745 miles by 1,242 miles (1,200 ...

Sputnik Planitia first appeared in images taken by NASA’s New Horizons spacecraft as it zipped past Pluto in 2015 (SN: 7/15/15). The heart-shaped feature, which has roughly the same area as the ...

"The Utopia Planitia region on Mars exhibits water-related features on its surface." The researchers also noted that these findings do not necessarily prove the existence of an ancient ocean ...

Sputnik Planitia (the left lobe of Pluto's "heart") is believed to be the outer solar system equivalent of a lunar "mascon" (mass concentration). Like mascons on the Moon, Sputnik Planitia is ...

There are reports that controllers can’t download data from the satellite, which is a pity because it could potentially be used to image the Zhurong landing site in Utopia Planitia to see what ...

Located in the western hemisphere of Mars, between the Tharsis and Amazonis Planitia volcanic regions, Olympus Mons beats the ...

The rover landed in Utopia Planitia, a plain within the largest known impact basin on Mars, near a series of ridges in the planet’s northern hemisphere. Scientists have long questioned whether ...

But perhaps its most striking finding has been that almost all of Mars' seismic activity appears to originate from a single location, a site called Elysium Planitia. That area is also the site of ...