Mercury

A new study finds the speed of sound is slower on Mars and that, mostly, a deep silence prevails.

The number of confirmed exoplanets has crossed the 5,000 mark.

The rover’s self-driving capabilities will be put to the test as it begins a record-breaking series of sprints to its next sampling location.

Composed of multiple images, this enhanced-color mosaic of a hill in Jezero Crater was created using Perseverance's Mastcam-Z camera system.

A new study finally reveals higher-frequency X-rays and explains why they eluded another mission 30 years ago.

NASA’s Parker Solar Probe has taken its first visible light images of the surface of Venus from space.

A team is tracking storms across parts of the U.S. in two NASA planes to help understand the inner workings of winter storms.

Caltech researchers used the Mars Reconnaissance Orbiter to determine that surface water left salt minerals behind as recently as 2 billion years ago.

Scientists have announced that samples collected by Curiosity are rich in a type of carbon associated with biological processes on Earth.

The Next Full Moon is the Wolf Moon, Ice Moon, the Moon after Yule, and the Old Moon.

An artistic interpretation of Curiosity’s view high up on a Martian mountain was created by mission team members.

The camera aboard NASA’s Lunar Reconnaissance Orbiter (LRO) spacecraft imaged Saturn on Oct. 13, 2021.

NASA’s Hubble Space Telescope has completed this year's grand tour of the outer solar system.

New Juno findings provide a fuller picture of Jupiter’s colorful atmospheric features, and offer clues about what's below the clouds.

JPL's lucky peanuts are an unofficial tradition at big mission events.

A new paper details how the hydrological cycle of the now-dry lake at Jezero Crater is more complicated than originally thought.

The lander cleared enough dust from one solar panel to keep its seismometer on through the summer, allowing scientists to study three big quakes.

This year, the minimum extent of Arctic sea ice dropped to 1.82 million square miles (4.72 million square kilometers).

Researchers will use Webb to observe 17 actively forming planetary systems.

Scientists found evidence that an area on Mars called Arabia Terra had thousands of "super eruptions" over a 500-million-year period.

Perseverance successfully collected its first pair of rock samples, and scientists already are gaining new insights into the region.

Data received late Sept. 1, 2021, from NASA’s Perseverance rover indicate the team has achieved its goal of successfully coring a Mars rock.

The rover will abrade a rock this week, allowing scientists and engineers to decide whether that target would withstand its powerful drill.

Drought is a complicated problem that requires lots of data. Satellites from NASA and its partners help collect that data.

It's suspected that about 5,000 years ago a comet swept within 23 million miles of the Sun, closer than the innermost planet Mercury.