Solar System Exploration
Our Galactic Neighborhood
By the Numbers
By the Numbers
Neptune and Uranus have much in common yet their appearances are notably different. Astronomers now have an explanation for why the two planets are different colors.
Why Uranus and Neptune Are Different Colors
The average global temperature on Neptune unexpectedly fluctuated during a recent 17-year period, according to a new study.
New Study Finds Unexpected Temperature Changes on Neptune
A new study finds the speed of sound is slower on Mars and that, mostly, a deep silence prevails.
What Sounds Captured by NASA's Perseverance Rover Reveal About Mars
The number of confirmed exoplanets has crossed the 5,000 mark.
Cosmic Milestone: NASA Confirms 5,000 Exoplanets
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.
NASA's Perseverance Rover Hightails It to Martian Delta
Composed of multiple images, this enhanced-color mosaic of a hill in Jezero Crater was created using Perseverance's Mastcam-Z camera system.
A View of the Red Planet (in Blue)
A new study finally reveals higher-frequency X-rays and explains why they eluded another mission 30 years ago.
NASA Telescope Spots Highest-Energy Light Ever Detected From Jupiter
NASA’s Parker Solar Probe has taken its first visible light images of the surface of Venus from space.
Parker Solar Probe Captures its First Images of Venus' Surface in Visible Light
A team is tracking storms across parts of the U.S. in two NASA planes to help understand the inner workings of winter storms.
NASA Planes Fly into Snowstorms to Study Earth's Snowfall
Caltech researchers used the Mars Reconnaissance Orbiter to determine that surface water left salt minerals behind as recently as 2 billion years ago.
NASA's MRO Finds Water Flowed on Mars Longer Than Previously Thought
Scientists have announced that samples collected by Curiosity are rich in a type of carbon associated with biological processes on Earth.
NASA's Curiosity Rover Measures Intriguing Carbon Signature on Mars
An artistic interpretation of Curiosity’s view high up on a Martian mountain was created by mission team members.
NASA's Curiosity Rover Sends a Picture Postcard From Mars
The camera aboard NASA’s Lunar Reconnaissance Orbiter (LRO) spacecraft imaged Saturn on Oct. 13, 2021.
NASA's Lunar Reconnaissance Orbiter Images Saturn
NASA’s Hubble Space Telescope has completed this year's grand tour of the outer solar system.
Hubble'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.
NASA's Juno: Science Results Offer First 3D View of Jupiter Atmosphere
A study shows how the chemicals in an exoplanet’s atmosphere can reveal whether the temperature on its surface is too hot for liquid water.
How to Find Hidden Oceans on Distant Worlds? Use Chemistry
JPL's lucky peanuts are an unofficial tradition at big mission events.
What Are JPL's Lucky Peanuts?
A new paper details how the hydrological cycle of the now-dry lake at Jezero Crater is more complicated than originally thought.
NASA's Perseverance Sheds More Light on Jezero Crater's Watery Past
Researchers will use Webb to observe 17 actively forming planetary systems.
NASA's Webb to Explore Forming Planetary Systems
The lander cleared enough dust from one solar panel to keep its seismometer on through the summer, allowing scientists to study three big quakes.
NASA's InSight Finds Three Big Marsquakes, Thanks to Solar-Panel Dusting
This year, the minimum extent of Arctic sea ice dropped to 1.82 million square miles (4.72 million square kilometers).
NASA Finds 2021 Arctic Summer Sea Ice 12th-Lowest on Record
Scientists found evidence that an area on Mars called Arabia Terra had thousands of "super eruptions" over a 500-million-year period.
NASA Confirms Thousands of Massive, Ancient Volcanic Eruptions on Mars
Perseverance successfully collected its first pair of rock samples, and scientists already are gaining new insights into the region.
NASA's Perseverance Rover Collects Puzzle Pieces of Mars' History
Data received late Sept. 1, 2021, from NASA’s Perseverance rover indicate the team has achieved its goal of successfully coring a Mars rock.
NASA's Perseverance Rover Successfully Cores Its First Rock
The rover will abrade a rock this week, allowing scientists and engineers to decide whether that target would withstand its powerful drill.
NASA's Perseverance Plans Next Sample Attempt