“Mushballs”: Exotic Ammonia-Rich Hailstones Shed New Light on Jupiter’s Weather
Water is a key substance in the meteorology of planets and is believed to play a key role in their formation. Terrestrial storms are driven…
Water is a key substance in the meteorology of planets and is believed to play a key role in their formation. Terrestrial storms are driven…
Jupiter, named for the king of the ancient Roman gods, commands its own mini-version of our solar system of circling satellites; their movements convinced Galileo…
Infrared images from Juno provide the first glimpse of Ganymede’s icy north pole. On its way inbound for a December 26, 2019, flyby of Jupiter,…
A new model from NASA scientists supports the theory that the interior ocean in Jupiter’s moon Europa would be able to sustain life. In addition,…
Four hundred years ago, the astronomer Galileo Galilei announced his discovery of four moons orbiting around the planet Jupiter, each seen as a distinct white…
NASA’s Juno mission captured this look at Jupiter’s tumultuous northern regions during the spacecraft’s close approach to the planet on February 17, 2020. Notable features…
Jupiter’s moon Europa is a fascinating world. On its surface, the moon appears to be scratched and scored with reddish-brown scars, which rake across the…
Hubble and Gemini Watch From Afar, Capturing High-Resolution Global Views of Jupiter That Are Key to Interpreting Juno’s Close-Up Observations of the Planet. With thunderheads…
The international Gemini Observatory teams up with Hubble to support the Juno mission and bring new insights into Jovian weather. Researchers using a technique known…
Work is ongoing to refine images NASA’s Galileo spacecraft captured of Europa as scientists prepare for exploration of Jupiter’s icy moon. The surface of Jupiter’s…
NASA’s Juno mission captured this look at Jupiter’s tumultuous northern regions during the spacecraft’s close approach to the planet on February 17, 2020. Some notable…
The mission publishes its first stream of data on the amount of water in Jupiter’s atmosphere — the first findings on the gas giant’s water…
Stars are surrounded by something known as a corona — a diffuse aura of plasma that appears to surround them in the sky. For the…
Jupiter is the largest planet in our solar system. It is also the brightest planet at radio frequencies. While radio astronomy often focuses on more…
Jupiter’s south pole has a new cyclone. The discovery of the massive Jovian tempest occurred on November 3, 2019, during the most recent data-gathering flyby…
Forty years ago, a Voyager spacecraft snapped the first close-up images of Europa, one of Jupiter’s 79 moons. These revealed brownish cracks slicing the moon’s…
This October marks the 30th anniversary of the launch of NASA’s Galileo mission to Jupiter by space shuttle Atlantis. To celebrate the mission — designed,…
Last night, NASA’s Juno mission to Jupiter successfully executed a 10.5-hour propulsive maneuver — extraordinarily long by mission standards. The goal of the burn, as…