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Jupiter's Moon Callisto Probably Has an Ocean Under Its Surface
If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's ...
When to See the Lunar Eclipse (and More Space Events) in March
March's skywatching includes a total lunar eclipse, a partial solar eclipse, planet sightings, and zodiacal light beaming ...
Eccentricities of orbits point to significantly different upbringings for small and large planets
The shape of a planet's orbit is one of its fundamental properties, along with its size and distance from its host star.
Discovery of potential exoplanet companion to hot Jupiter TOI-2818b offers clues to planet formation
Scientists from UNSW Sydney have located a potential new exoplanet—a planet that orbits a star outside of our solar ...
NASA uses GPS on the moon for the first time
“On Earth we can use GNSS signals to navigate in everything from smartphones to airplanes,” Kevin Coggins, deputy associate ...
‘Moon Dust on Our Boots’: Texas Company’s Blue Ghost Lands on Lunar Surface
Firefly Aerospace’s robotic vehicle became the second privately built spacecraft to make a soft landing on the moon. It could soon be joined by two more private lunar landers.
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Europa Clipper gets a boost from Mars on its way to Jupiter
NASA’s Europa Clipper is using Mars and Earth’s gravity to travel efficiently to Jupiter. The spacecraft will study Europa’s ...
Skywatch: Grand finale for great winter constellations
Stargazing is a bit of a tradeoff this month. The bad news is that sunsets in March are progressively later, and Daylight ...
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Skywatcher’s Guide: March nights’ last chances
The arrival of March’s spring nights reminds skywatchers to seize opportunities when they can, for, like so many things in ...
NASA's Europa Clipper will fly close to Mars today on way to Jupiter's icy moon
NASA's Europa Clipper will fly past Mars today to adjust its trajectory and position itself for a critical phase of its ...