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Space

Mimas Pushes Through Saturn’s Rings Like a Snowplow

Saturn’s moon Mimas is the smallest of the gas giant’s major moons. (Saturn has 62 moons, but some of them are tiny moonlets less than 1 km in diameter.) Two new studies show how Mimas acted as a kind of snow-plow, widening the Cassini division between Saturn’s rings. Saturn’s iconic rings set it apart from … Continue reading “Mimas Pushes Through Saturn’s Rings Like a Snowplow” The post Mimas Pushes Through Saturn’s Rings Like a Snowplow appeared first on Universe Today

Perfect Example of a Barred Spiral Galaxy, Seen Face On. This is What Our Milky Way Might Look Like

The Hubble Space Telescope has given us a beautiful image of the barred spiral galaxy NGC 7773. This is a classic galaxy of this type, and highlights the bright bar of concentrated stars that anchors the galaxy’s stately spiral arms. It was captured with the Hubble’s workhorse Wide Field Camera 3 (WFC3.) NGC 7773 is … Continue reading “Perfect Example of a Barred Spiral Galaxy, Seen Face On.

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