Solar System Exploration
Cassini Simple Paper Model
November 27, 2017
What are some skywatching highlights in June 2021? Catch Saturn and Jupiter in the morning, and the constellation Scorpius after dark! Plus skywatchers in the Northeast U.S., Eastern Canada, and No...
What's Up: June 2021 [Video]
OSIRIS-REx has imaged Bennu in higher resolution than we have Earth and our own Moon. Since its arrival at the asteroid on Dec. 3, 2018, the spacecraft has discovered boulders the size of buildings...
Imaging Asteroid Bennu
This video shows the James Webb Space Telescope's mirrors during their long string of tests, from individual segments to the final tests of the assembled mirror.
Webb Mirror Beauty
At approximately 4:16 p.m. EDT on May 10, 2021, NASA's OSIRIS-REx spacecraft will fire its main thrusters for seven minutes and start its long journey home with more than 60 grams (2.1 ounces) of a...
OSIRIS-REx Departure from Bennu Trailer
NASA’s Ingenuity Mars Helicopter successfully completed a fourth, more challenging flight on the Red Planet on April 30, 2021.
Fourth Flight a Success for NASA's Ingenuity Mars Helicopter
What's Up for May? This month, a rocky planet round-up, and a super blood Moon eclipse!
What's Up: May 2021 [Video]
NASA’s Ingenuity Mars Helicopter takes off and lands in this video captured on April 25, 2021, by Mastcam-Z, an imager aboard NASA’s Perseverance Mars rover.
Perseverance Rover's Mastcam-Z Captures Ingenuity's Third Flight
NASA’s Ingenuity Mars Helicopter successfully completed a second, more challenging flight on the Red Planet on April 22, 2021.
Second Flight a Success for NASA's Ingenuity Mars Helicopter
While the real OSIRIS-REx spacecraft is working to bring a sample of asteroid Bennu to Earth, you can take your own pocket spacecraft for an adventure right here at home.
#MyOSIRISREx Pocket Spacecraft
NASA’s Ingenuity Mars Helicopter became the first aircraft in history to make a powered, controlled flight on another planet on April 19, 2021.
NASA's Ingenuity Mars Helicopter Successfully Completes First Flight
In this video captured by NASA’s Perseverance rover, the agency's Ingenuity Mars Helicopter took the first powered, controlled flight on another planet on April 19, 2021.
First Video of NASA's Ingenuity Mars Helicopter in Flight
Like boot prints on the Moon, NASA's OSIRIS-REx spacecraft left its mark on asteroid Bennu. Now, new images — taken during the spacecraft's final fly-over on April 7, 2021 — reveal the aftermath of...
OSIRIS-REx Leaves its Mark on Asteroid Bennu
What's Up for April? Morning planets, a sunset arch, and finding Leo the lion...
What's Up: April 2021 [Video]
Beginning April 2021, the window opens for the first flight of NASA’s Ingenuity Mars Helicopter. It will be history’s first attempt at powered, controlled flight on another planet.
Mars Helicopter Prepares for Takeoff
On March 21, 2021, Arctic sea ice reached its maximum extent for winter 2020-2021, tying with 2007 for the seventh-lowest maximum on record.
2021 Arctic Sea Ice Maximum Extent Ranks 7th-Lowest on Record
NASA's Space Launch System (SLS) rocket's core stage fired all four of its RS-25 engines on March 18, 2021, at Stennis Space Center near Bay St. Louis, Mississippi.
Smoke & Fire! NASA Tests the World's Most Powerful Rocket
The University of Arizona’s commemorative poster celebrating OSIRIS-REx’s departure from asteroid Bennu.
OSIRIS-REx Bennu Departure Poster
Look up to the night sky just before dawn, or after dusk, and you might see a faint column of light extending up from the horizon. That luminous glow is the zodiacal light, or sunlight reflected to...
Juno Discovers Mars' Dust Storms Fill Solar System
On Feb. 18, 2021, the world watched live as NASA’s Mars 2020 mission team attempted the most daring part of its mission: landing the Perseverance rover on the surface of Mars. Viewers around the wo...
Perseverance Lands on Mars as the World Watches
Look for Mars close to the Pleiades in the first weeks of March. Then wake up early to observe the giant planets Jupiter and Saturn.
What's Up: March 2021 [Video]
A coloring and activity booklet featuring past, present, and future rovers across the solar system. Grab your coloring tools & let's see what you create!
Rovers of the Solar System
Find Mars all month after sunset, especially on the night of NASA's planned rover landing, Feb. 18.
What's Up: February 2021 [Video]
Shareable space-themed Valentines collected from around our solar system.
Space Valentines: From NASA With Love
One of the Hubble Space Telescope’s most iconic images is the Hubble Ultra Deep Field, which unveiled myriad galaxies across the universe, stretching back to within a few hundred million years of t...
One Image, One Million Galaxies
Sending the first Artemis mission to the Moon in preparation for human missions, landing a new rover on Mars, and launching the James Webb Space Telescope into space, expanding our ability to see d...
NASA in 2021
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NASA is working to resolve an issue with Hubble's payload computer, the computer that controls and coordinates science instruments.
Operations Underway to Restore Payload Computer on Hubble
Scientists have used total solar eclipses for over a century to learn more about our universe, including deciphering the Sun’s structure.
Total Solar Eclipses Shine a Light on the Solar Wind with Help from ACE
NASA’s SnowEx teams are packing up the snowshoes, skis, and scientific instruments they’ve used all winter to study snow in mountains and prairies.
NASA Snow Campaign Wraps for 2021
This image, taken with Hubble’s Wide Field Camera 3, features the spiral galaxy NGC 4680.
Hubble Sees a Spiral in Good Company
NASA approved the Near-Earth Object Surveyor space telescope to move to the next phase of mission development after a successful review.
NASA Approves Asteroid Hunting Space Telescope to Continue Development
This long exposure photograph taken from the International Space Station shows Earth's atmospheric glow and star trails.
Earth's Atmospheric Glow and Star Trails