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Volunteers Help Discover the Reddest Free-Floating Brown Dwarf
Universe, Citizen Science
Feb 7, 2023
The Backyard Worlds: Planet 9 project has just discovered an object similar to Jupiter that has some of the reddest “colors” we've ever seen for such objects. Astronomers use the word “color” in a special way, since they often look at wavelengths of light that are not visible to humans. But in... Read More
Artist concept of a reddish brown dwarf
Novel NASA instruments help scientists study Earth-bound solar radiation
Earth
Feb 7, 2023
A pair of NASA projects will help researchers better understand the relationship between solar radiation and phenomena on Earth like severe weather and climate change.
Photo of 3 people clad in white lab gear and aqua-colored latex gloves working on a large metallic panel of a science instrument
Webb Detects Extremely Small Main Belt Asteroid
Solar System
Feb 6, 2023
An asteroid roughly the size of Rome’s Colosseum — between 300 to 650 feet (100 to 200 meters) in length — has been detected by an international team of European astronomers using NASA’s James Webb Space Telescope.
NASA-ISRO Earth Science Instruments Get Send-Off Before Moving to India
Earth
Feb 3, 2023
Dignitaries from the U.S. and Indian space agencies, along with members of the media, were invited to see NISAR’s science payload in a Jet Propulsion Laboratory clean room.
Hubble’s New View of the Tarantula Nebula
Universe
Feb 3, 2023
A snapshot of the Tarantula Nebula (also known as 30 Doradus) is featured in this image from the NASA/ESA Hubble Space Telescope.
The SciGirls become Disk Detectives
Universe
Feb 2, 2023
A new special episode of SciGirls, the Emmy award-winning TV show, features NASA’s Disk Detective project. The latest episode, “Dakota Stars,” joins a new collection of SciGirls in Space episodes that explore topics like human spaceflight, astronomy, and traditional star knowledge. 
Photo of 3 girls facing away from the camera in a field looking at the night sky, they are each wrapped in very colorful blankets.
For the First Time Hubble Directly Measures Mass of a Lone White Dwarf
Universe
Feb 2, 2023
Astronomers using NASA's Hubble Space Telescope have for the first time directly measured the mass of a single, isolated white dwarf.
What's Up: February 2023
Solar System
Feb 1, 2023
What are some skywatching highlights in February 2023? See Jupiter and Venus appear nearer each night, as they head for a close conjunction at the start of March. Use bright stars Capella and Elnath to identify the constellation Auriga, and then find your way to two distant star clusters using... Read More
Photo of a dark night sky with stars
Are Wildfires Getting Worse? – We Asked a NASA Scientist
Earth
Jan 30, 2023
Are wildfires getting worse? Unfortunately, yes. Changes in our climate, along with other factors, have led to wildfires increasing in intensity, severity, size and duration. NASA climate and wildfire expert Liz Hoy explains how and why NASA studies these events from the ground, air, and space to... Read More
Photo of a woman in a blue NASA shirt talking in front of a large satellite image of a fire. The title reads "Are wildfires getting worse?"
Untangling a Knot of Galaxy Clusters
Universe
Jan 30, 2023
Astronomers have captured a chaotic scene of mergers and collisions between at least three galaxy clusters.
NASA’s Juno Team Assessing Camera After 48th Flyby of Jupiter
Solar System
Jan 27, 2023
Engineering data is being evaluated to determine why the majority of images taken by the solar-powered orbiter’s JunoCam were not acquired.
Hubble Views a Stellar Duo in Orion Nebula
Universe
Jan 27, 2023
The bright variable star V 372 Orionis takes center stage in this image from the NASA/ESA Hubble Space Telescope.
NASA’s Fermi Detects First Gamma-Ray Eclipses From ‘Spider’ Star Systems
Universe
Jan 26, 2023
Scientists have discovered the first gamma-ray eclipses from a special type of binary star system using data from NASA’s Fermi Gamma-ray Space Telescope.
NASA’s Lucy Team Announces New Asteroid Target
Solar System
Jan 25, 2023
NASA’s Lucy spacecraft will add another asteroid encounter to its 4-billion-mile journey. On Nov. 1, 2023, Lucy will get a close-up view of a small main-belt asteroid to conduct an engineering test of the spacecraft’s innovative asteroid-tracking navigation system.