News Articles

Eye on Neptune Poster
Solar System, Planets of Our Solar System, Sky Watching
Sep 9, 2019
It is an ice giant, a planet of monster storms, and a recluse rarely seen. However on the night of September 9 the planet Neptune will be at opposition, the yearly event where Earth passes directly between Neptune and our Sun. Sky watchers and astronomers will take the opportunity to observe this... Read More
Solar System, Planets of Our Solar System
Jul 26, 2019
At the close of the last century, a comet, captured into orbit around a planet, traveled too close and was shredded by its gravity into multiple pieces, some as large as a half a mile (1 km) long. Those fragments would plunge into the the planet’s atmosphere in a series of impacts. Would the... Read More
The Lasting Impacts of Comet Shoemaker-Levy 9 Poster
Solar System, Planets of Our Solar System
Oct 23, 2018
Lightning is as beautiful as it is powerful – a violent, hotter than the surface of the Sun electrical marvel. But might lightning on other planets be even more astonishing?  Consider this. When Voyager 1 flew by Jupiter in 1979, its imager captured areas nearly as big as the U.S. lit up by... Read More
Lightning Across the Solar System Poster
Solar System, Mars, Planets of Our Solar System
Jul 6, 2018
July's night skies feature Mars opposition on the 27th, when Mars, Earth, and the Sun all line up, and Mars' closest approach to Earth since 2003 on the 31st. That means great Mars viewing, though the planet-wide Martian dust storm will make seeing details more difficult.
What's Up July 2018
Solar System, Planets of Our Solar System
May 2, 2018
When NASA’s Juno spacecraft recently flew over the poles of Jupiter, researchers were astonished, as if they had never seen a giant planet before. And in a sense they hadn’t. The pictures were unlike anything in the history of planetary exploration.  
New Science from Jupiter Poster
Solar System, Planets of Our Solar System
Apr 24, 2018
This image of Jupiter’s iconic Great Red Spot and surrounding turbulent zones was captured by NASA’s Juno spacecraft.
Jupiter's Great Red Spot
Solar System, Planets of Our Solar System, Sky Watching
Apr 4, 2018
The Moon, Mars and Saturn form a pretty triangle in early April, The Lyrid Meteors are visible in late April, peaking high overhead on the 22nd.
What's Up April 2018
Planets of Our Solar System, Sky Watching
Mar 16, 2018
For a beautiful sky show, go for a sunset walk on March 18th. You’ll need an unobstructed view of the western horizon for the evening’s treat so climb a hill, see if you can catch a glimpse from the top of a parking garage or perch on a balcony.  
A Sunset Sky Show Poster
Solar System, Planets of Our Solar System
Mar 8, 2018
Data collected by NASA’s Juno mission to Jupiter indicate that the atmospheric winds of the gas-giant planet run deep into its atmosphere and last longer than similar atmospheric processes found here on Earth. The findings will improve understanding of Jupiter’s interior structure, core mass and,... Read More
Composite image, derived from data collected by the Jovian Infrared Auroral Mapper (JIRAM) instrument
Solar System, Planets of Our Solar System
Feb 15, 2018
Three billion miles away on the farthest known major planet in our solar system, an ominous, dark storm – once big enough to stretch across the Atlantic Ocean from Boston to Portugal – is shrinking out of existence as seen in pictures of Neptune taken by NASA’s Hubble Space Telescope.
four part image with globes of neptune over BW closeups
Solar System, Planets of Our Solar System
Jan 26, 2018
In this episode of Gravity Assist, Jim Green talks with New Horizons Principal Investigator Alan Stern of the Southwest Research Institute about what the July 2015 flyby of Pluto revealed about this mysterious and diverse world.
Pluto in enhanced color
Solar System, Planets of Our Solar System
Jan 18, 2018
In this episode of Gravity Assist, NASA’s Jim Green and Amy Simon discuss Uranus, Neptune, and Neptune’s intriguing moon – Triton -- and what we still have to learn about these mysterious bodies.
Uranus and Neptune
Solar System, Planets of Our Solar System
Jan 18, 2018
Just as the surface of oceans on Earth lies at an average elevation that we call “sea level,” Titan’s seas also lie at an average elevation.
Photo of body of liquid on Saturn's moon Titan
Solar System, Planets of Our Solar System
Jan 10, 2018
The sixth planet from the Sun, Saturn is a gas giant that’s best known for its striking icy rings. How old are the rings, and how are they changing over time? And what’s up with Saturn’s mysterious hexagon-shaped storm in the north polar region? In this episode of Gravity Assist, NASA’s Planetary... Read More
Image of Saturn
Solar System, Planets of Our Solar System
Jan 9, 2018
Our solar system is a wondrous place with a single star, our Sun, and everything that orbits around it - planets, moons, asteroids and comets - what do we know about this beautiful solar system we call home? It's part of an even larger cosmos with billions of other solar systems.
This illustration depicts NASA's Juno spacecraft soaring over Jupiter’s south pole.