Solar System

Enceladus spews material from its ocean into space, which spacecraft from Earth can study to learn more about what lies below.

Scientists Find Phosphorus—a Key Element for Life—on a Saturn Moon

This is the last of six essential elements for life to be detected on Enceladus, giving the strongest indication yet that its ocean is habitable

Bryce Canyon is one of several national parks hosting stargazing and astronomy festivals this year.

These National Parks Are Hosting Stargazing Festivals in 2023

As more areas grow brighter with light pollution, national parks across the country have become dark-sky havens

U.S. Poet Laureate Ada Limón wrote a poem that will be brought to Jupiter's moon Europa.

Read the Poem NASA Will Send to Jupiter's Moon Europa

Alongside Ada Limón's words, you can add your name to the spacecraft that will search for life on the icy moon

An image of Mars' surface captured by China's Zhurong rover, which landed in May 2021 and studied sand dunes near its landing site for nine months.

Sand Dune Features Hint at 'Recent' Water Flow on Mars

Between 1.4 million and 400,000 years ago, liquid salt water may have made cracks and crusts near the Martian equator, per data from China's Zhurong rover

One of Cassini's last looks at Saturn and its main rings from a distance, produced by combining images taken in October 2016

Saturn's Rings May Be Younger Than Thought—and Disappearing

Data from NASA's Cassini mission points to the rings being no more than 400 million years old—quite young in the planet's 4.5-billion-year history

Saturn's rings and five of its moons, as captured by the Cassini spacecraft in 2011. The five moons, from left to right, are Janus, Pandora, Enceladus, Mimas and Rhea.

Saturn May Have Just Won the 'Moon Race' With 62 More Discovered

It will likely reign supreme as our solar system's planet with the most moons from now on, astronomers say

Dusty debris discs surround the young star Fomalhaut. The two innermost asteroid belts had never been seen before Webb revealed them.

James Webb Telescope Reveals Asteroid Belts Around Nearby Young Star

The findings suggest the star Fomalhaut may have orbiting planets hidden among its rings of debris

A person who discovered and approached the possible meteorite said it felt warm to the touch.

Possible Meteorite Crashes Into New Jersey Bedroom

The rock broke through the roof and ceiling of a home but did not cause any injuries

Mars and Deimos in a high-resolution composite image captured by the United Arab Emirates' Hope probe

See the First Detailed Close-Ups of Mars' Moon Deimos

A United Arab Emirates spacecraft took a high-resolution look at the mysterious moon and uncovered new evidence about its origin

The rocket carrying the Jupiter Icy Moons Explorer launches from French Guiana on April 14. 

Juice Mission Launches to Explore Jupiter and Its Icy Moons

The spacecraft will investigate oceans that might lie beneath the moons' surfaces and study whether they could support life

A zoomed-in image of Uranus captured by the James Webb Space Telescope. Eleven of the planet's 13 rings are visible, though some are so bright they appear to blend into one ring.

James Webb Telescope Captures Detailed Image of Uranus’ Rings

The high-tech observatory also observed two storm clouds on the planet, a polar cap, six moons and distant galaxies

Skywatchers can see five planets this week.

How to Watch Five Planets Align in the Night Sky This Week

Mercury, Venus, Mars, Jupiter and Uranus will appear as if in a parade in the Western sky on Tuesday

A computer-generated three-dimensional image of Maat Mons, the tallest volcano on Venus, from NASA's Magellan mission

Scientists Spot Recent Volcanic Activity on Venus

The findings in 30-year-old radar image data all but confirm that volcanoes on Earth’s hellish sister planet are still active today

An enhanced-contrast image of Jupiter and its moon Ganymede taken by NASA's Cassini spacecraft in 2000.

Jupiter Reclaims Title of Planet With the Most Moons

After the discovery of 12 new moons, the gas giant now has 92 known natural satellites—and scientists expect to find more

Part of the set-up for the experiment: ordinary ice and steel balls placed in a jar

Scientists Have Created a New Type of Ice

It looks like a white powder and has nearly the same density as liquid water

An orbital diagram shows that 2023 BU's trajectory (in red) passed closer to Earth on January 26, 2023 than the orbits of geosynchronous satellites (in green). 

An Asteroid Just Passed Very Close to Earth

The truck-sized space rock came within 2,200 miles of our planet, closer than some satellites

The 16.7-pound meteorite is thought to be an ordinary chondrite, the most common kind of space rock.

Researchers Find Rare 17-Pound Meteorite in Antarctic Ice

The polar desert is a prime zone for preserving space rocks dating back to our early solar system

This illustration shows the exoplanet LHS 475 b and its red dwarf host star, located 41 light-years away from Earth in the constellation Octans.

James Webb Telescope Confirms the Existence of Its First Exoplanet

The high-tech observatory is helping to study the rocky, Earth-sized world that's 41 light-years away

Frost-capped sand dunes near Mars's north pole, captured by the Mars Reconnaissance Orbiter two days after the planet's winter solstice

See the Chilling Beauty of Winter on Mars

NASA images reveal frost, geysers and intricate frozen patterns on the Red Planet

Kepler-1658b was the first exoplanet discovered by NASA’s Kepler Space Telescope in 2009.

This Exoplanet Is Doomed to Be Obliterated by a Star

Kepler-1658b is slowly spiraling toward a fiery demise

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