Spring 2009 Reveals Saturn's Hexagon Jet Stream

Video
The hexagon was hidden in darkness during the winter of Saturn's long year, a year that is equal to about 29 Earth years. But as the planet approached its August 2009 equinox and signaled the start of northern spring, the hexagon was revealed to Cassini's cameras.
Click the figure below to view the interactive illustration.


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Spring Reveals Saturn's Hexagon Jet Stream

The Pinwheel Galaxy (Messier M101 or NGC 5457)

Golden Rectangle
Why do many galaxies appear as spirals? A striking example is M101, whose relatively close distance of about 27 million light years allows it to be studied in some detail.

Click the figure below to see the interactive illustration of the The Pinwheel Galaxy (Messier M101 or NGC 5457).



See also:

The Pinwheel Galaxy (Messier M101 or NGC 5457), Golden Rectangles

Asteriod Almahata Sitta 15 and Golden Rectangles

Small asteroid 2008 TC3 fell to Earth at dawn on October 7, 2008, tracking through the skies over the Nubian Desert in northern Sudan. That event was remarkable because it was the first time an asteroid was detected in space before crashing into planet Earth's atmosphere.



Read more at:
gogeometry.com/education/almahata_sitta_15_asteroid_golden_rectangle.html

Kepler Mission: A search for habitable planets

The $590-million mission, jointly managed by JPL and NASA, will examine a star-rich stretch of sky for a planet where water could exist in liquid form

... Each rectangle indicates the specific region of the sky covered by each CCD element of the Kepler photometer. There are a total of 42 CCD elements in pairs, each pair comprising a square....



Read more at:
gogeometry.com/world_news_map/kepler_nasa_mission_search_habitable_planets.htm

Level: High School, SAT Prep, College geometry

Cassini Images Bizarre Hexagon on Saturn

The Persistent Hexagon

An odd, six-sided, honeycomb-shaped feature circling the entire north pole of Saturn has captured the interest of scientists with NASA's Cassini mission.

See complete Cassini Images Bizarre Hexagon on Saturn at:
The Persistent Hexagon


Spring Reveals Saturn's Hexagon Jet Stream, NASA's Cassini mission