News Articles

What's Up in the Solar System
Solar System
Jan 4, 2021
Mark Earth's closest approach to the Sun for the year, called perihelion, at the start of the month, then spot a couple of elusive planets: Uranus on Jan. 20th and Mercury
Solar System
Dec 3, 2020
Catch the year's best meteor shower, the Geminids, in the middle of the month. Then witness an extremely close pairing of Jupiter and Saturn that won't be repeated for decades.
What's Up in the Solar System
Solar System
Nov 2, 2020
Cool autumn evenings are a great time to look for the Pleiades star cluster. You'll also have a couple of great opportunities to observe the Moon with Jupiter and Saturn. Plus, check out the phenomenon known as Earthshine.
What's Up in the Solar System
Solar System
Oct 5, 2020
What are some skywatching highlights in October 2020? Not one, but two, full moons; Mars at opposition; and finding the Andromeda galaxy.
What's Up in the Solar System
Solar System, Planets of Our Solar System
Sep 24, 2020
Citizen scientist Gerald Eichstädt made this composite image using data obtained by the JunoCam instrument during four of the Juno spacecraft’s close passes by Jupiter. The greatly exaggerated color is partially a result of combining many individual images to create this view.
Colorful composite image of Jupiter
Solar System, Planets of Our Solar System
Aug 17, 2020
Several years ago, planetary scientist Lynnae Quick began to wonder whether any of the more than 4,000 known planets beyond our solar system might resemble some of the watery moons around Jupiter and Saturn. Though some of these moons don’t have atmospheres and are covered in ice, they are... Read More
This illustration shows NASA's Cassini spacecraft flying through plumes on Enceladus in October 2015.
Solar System
Aug 11, 2020
The Catalina Sky Survey has been collecting images of the night sky for over twenty years. Today you’ll have the chance of a lifetime---the chance to find a new TNO.
Catalina Outer Solar System Survey logo with asteroid
Solar System
Aug 3, 2020
What are some skywatching highlights in August 2020? See the Moon posing with various planets throughout the month, plus catch the peak of the annual Perseid meteor shower.
What's Up in the Solar System
Solar System, Mars
Jul 30, 2020
The Perseverance rover and Ingenuity helicopter have launched successfully and are on their way to Mars! They will land in February of 2021.
Launch of Mars Perseverance
Solar System, Sun
Jul 16, 2020
Comet NEOWISE is visible in an aurora-filled sky in this photo by Aurorasaurus Ambassador Donna Lach. The photo was taken early on July 14, 2020, in western Manitoba, Canada. The purple ribbon-like structure to the left is STEVE, an aurora-related phenomenon discovered with the help of citizen... Read More
Comet NEOWISE appears in a sky streaked with purple and green aurora
Solar System
Jul 2, 2020
What's Up for July? How about some moons with those giant planets? Mars after midnight. And are the stars of Mars the same as ours?
What's Up in the Solar System
Solar System, Sun
Jun 25, 2020
On June 15, 2020, a citizen scientist spotted a never-before-seen comet in data from the Solar and Heliospheric Observatory, or SOHO — the 4,000th comet discovery in the spacecraft’s 25-year history.
Annotated image of the Sun's outer atmosphere shows the 3,999th and 4,000th comets discovered by ESA & NASA's SOHO
Solar System
Jun 25, 2020
Disk Detective is back! Disk Detective is the NASA citizen science project that previously discovered “Peter Pan” disks (the longest-lived disks that form planets), as well discovered the youngest nearby disk around a brown dwarf (a ball of gas too small to be considered a star).
Animated gif of Peter Pan disks
Solar System, Mars
May 19, 2020
Help NASA explore Mars from home! By participating in the “AI4Mars” challenge you will teach future Mars rovers how to identify different terrain types, like sand, rock, and soil. 
AI4Mars Logo
Solar System
May 7, 2020
What astronomy highlights can you see in the sky in May 2020? Venus, Sirius and the Milky Way.
What's Up in the Solar System