Tag: Molecular Oxygen

Fresh Air “Sniffed” by Cassini on DioneFresh Air “Sniffed” by Cassini on Dione

March 7, 2012| Gary| 0 Comment| 2:42 am

<p>NASA’s Cassini spacecraft has “sniffed” molecular oxygen ions around Saturn’s icy moon Dione for the first time, confirming the presence of a very tenuous atmosphere. The

The AuroraThe Aurora

February 3, 2005| Gary| 0 Comments| 2:10 pm

<p>The Aurora (also known as the Northern Lights, aurora borealis or auror australis) is a luminous glow of the upper atmosphere which is caused by energetic particles that enter the

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Teachers: Apply Now to the ESA Teach With Space Online Conference
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First Panoramic View of Mars at Perseverance Rover Landing Site
NASA’s Mars 2020 Perseverance rover got its first high-definition look around its new home in Jezero Crater on Feb. 21, […]
NASA’s Webb Telescope Will Show Us More Stars at Higher Resolution
...And Here’s What That Means for Astronomy... Early observations of stars in the local universe will pave the way for […]
Animations of NASA’s Mars 2020 Perseverance Rover Landing
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NASA Is Providing Spanish-Language Coverage for the Livestream of the December 14 Solar Eclipse
NASA will provide live coverage on Monday, Dec. 14, of a solar eclipse that will pass over South America, treating […]
NASA Names Artemis Team of Astronauts Eligible for Early Moon Missions
NASA has selected 18 astronauts from its corps to form the Artemis Team and help pave the way for the next astronaut […]

The Sun Now (Visible light)		The Sun Now (H-Alpha light)

Aurora Oval (Northern Hemisphere)		Aurora Oval (Southern Hemisphere)