Friday, February 17, 2023

Jupiter now has 92 moons, surpassing Saturn for record

2/17/2023

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NEWS & FEATURES

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NASA, ESA AND E. KARKOSCHKA (UNIVERSITY OF ARIZONA)

The solar system's largest planet is once again the world with the most moons, as a dozen newly confirmed satellites put it ahead of the previous record-holder, Saturn.

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NASA/JPL-CALTECH

The detailed observations reveal strong evidence of water ice and may help shed light on how rings can form around such a small object.

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NASA

Agricultural technologies to grow food on Mars can help address climate change, sustainability, and food scarcity challenges.

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ASTRONOMY: ROEN KELLY

Scour the sky for some new prey.

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NASA

Why do pictures of Earth taken from the Moon show a black sky with no stars? Can the stars only be seen with an atmosphere?

THIS WEEK IN ASTRONOMY

Video
ASTRONOMY MAGAZINE

Take a look at the best space and sky events with Astronomy magazine Editor Dave Eicher. New videos uploaded every Monday.

OBSERVING

SkyThisWeek
BRIAN COGDELL

Your daily digest of celestial events coming soon to a sky near you, sponsored by Celestron. Updated Friday morning at 9 A.M. Central. 

PICTURE OF THE DAY

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WILLIAM OSTLING, TAKEN FROM NORTHWEST CONNECTICUT

The heart of the massive star-forming region in Orion shows off what the photographer calls contrasting vistas. At left lies the Flame Nebula (NGC 2024) and the Horsehead Nebula (Barnard 33), characterized by dark clouds in front of glowing emission nebulae. At right is the famed Orion Nebula (M42).

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Scientist Pankaj

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