(PhysOrg.com) -- In which direction is the sun's stream of charged particles banking when it nears the edge of the solar system? The answer, scientists know, is blowing in the wind. It's just a matter of getting NASA's Voyager ...
Space Exploration
Mar 9, 2011
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(PhysOrg.com) -- The 33-year odyssey of NASA's Voyager 1 spacecraft has reached a distant point at the edge of our solar system where there is no outward motion of solar wind.
Space Exploration
Dec 13, 2010
33
2
(PhysOrg.com) -- Differences in the number and speed of cometary impacts onto Jupiter's large moons Ganymede and Callisto some 3.8 billion years ago can explain their vastly different surfaces and interior states, according ...
Space Exploration
Jan 24, 2010
2
0
(PhysOrg.com) -- When NASA's Cassini spacecraft began orbiting Saturn five years ago, a dozen highly-tuned science instruments set to work surveying, sniffing, analyzing and scrutinizing the Saturnian system.
Space Exploration
Nov 20, 2009
1
0
For the first time since November, NASA's Voyager 1 spacecraft is returning usable data about the health and status of its onboard engineering systems. The next step is to enable the spacecraft to begin returning science ...
Space Exploration
Apr 22, 2024
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The heliosphere—made of solar wind, solar transients, and the interplanetary magnetic field—acts as our solar system's personal shield, protecting the planets from galactic cosmic rays. These extremely energetic particles ...
Astronomy
Mar 29, 2024
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1007
The plan will keep Voyager 2's science instruments turned on a few years longer than previously anticipated, enabling yet more revelations from interstellar space.
Space Exploration
Apr 27, 2023
0
133
Because it's bigger, Jupiter ought to have larger, more spectacular rings than Saturn has. But new UC Riverside research shows Jupiter's massive moons prevent that vision from lighting up the night sky.
Planetary Sciences
Jul 21, 2022
0
130
While the Voyager 1 spacecraft continues to return science data and otherwise operate as normal, the mission team is searching for the source of a system data issue.
Space Exploration
May 18, 2022
0
2754
Jupiter's moon Ganymede is the largest planetary satellite in the solar system. It's also one of the most intriguing: Ganymede is the only moon with its own magnetic field, it is the most differentiated of all moons, and ...
Space Exploration
Jan 21, 2021
1
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