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Posts by
Eleanor Imster
Video: Close-approach comets
ScienceCast video from NASA about comets passing near Earth in 2017 and 2018, and about how scientists are studying them. Plus photos from our community!
May 3, 2017
Big Dipper over Chile
Yuri Beletsky took this shot of the Big Dipper over Northern Chile.
May 3, 2017
Cassini dives between Saturn and rings
The Cassini spacecraft made the first-ever dive through the narrow gap between the planet Saturn and its rings on Wednesday.
April 29, 2017
Ocean worlds beyond Earth
Earth is an ocean planet. Astronomers are realizing that ocean worlds are all around us in space. New ScienceCast video from NASA.
April 19, 2017
New global map of Earth at night
First new global map of Earth at night since 2012, dubbed Black Marble. It shows city lights, boats on the water, how people follow geography, population patterns and more.
April 14, 2017
More ways sun storms can disrupt things
Scientists are learning more about the way storms on the sun can disrupt our communications satellites and ground-based electric grids.
April 14, 2017
Jupiter has a Great Cold Spot
The newly discovered Great Cold Spot on Jupiter rivals the scale of the planet's Great Red Spot. It's thought to be driven by powerful energies from auroras at Jupiter's poles.
April 12, 2017
Rescuing 11 elephants from a mud hole
Asian elephants got stuck in a mud-filled old bomb crater in Cambodia. A collaborative rescue effort saved them all.
April 8, 2017
Raindrops like tiny suns
After a spring rain .... in this photo by John Entwistle, raindrops sparkle like tiny suns.
April 8, 2017
Use zip code to attract birds to your yard
Audubon website lets you enter your zip code to see a list of the best bird-friendly plants for your yard. Plus a free app to identify the birds you see.
April 6, 2017
