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Posts by
Eleanor Imster
2018 ozone hole slightly above average
The ozone hole that forms in the upper atmosphere over Antarctica each September was slightly above average size in 2018, according to NOAA and NASA scientists.
November 6, 2018
Dusk for Dawn mission to asteroids
NASA’s Dawn spacecraft has gone silent. The mission to explore the 2 largest bodies in the asteroid belt, Vesta and Ceres, is at an end.
November 3, 2018
Rare blue asteroid sometimes behaves like a comet
Astronomers caught a glimpse of Phaethon - the bizarre blue asteroid responsible for the Geminid meteor shower - and found it even more enigmatic than they’d thought.
November 1, 2018
Patagonia moon
Thank you to Grafixartphoto for this image of the moon reflected in a glassy lake in Torres del Paine, a national park encompassing mountains, glaciers, lakes, and rivers in southern Chilean Patagonia on October 23, 2018.
November 1, 2018
Parker solar probe becomes closest-yet spacecraft to sun
On Monday, the Parker Solar Probe, launched August 12, broke the record for closest approach to the sun by a human-made object.
October 30, 2018
How 600,000 pounds of dead salmon nourished Alaskan trees
For 20 years, researchers counting dead salmon tossed them on the side of a shallow creek. The result, it turns out, was healthier, faster-growing trees. You'll enjoy this video.
October 30, 2018
New species of missing link between dinos and birds
"You could say that it puts Archaeopteryx back on its perch as the first bird!"
October 29, 2018
Check out these 2 rectangular icebergs
These 2 images of sharp-edged icebergs - weirdly perfect rectangles - were captured on the same day by a researcher flying over Antarctica.
October 28, 2018
Las Vegas morning moon
Have you been enjoying the daytime moon? Bettina Berg captured a grackle in front of the moon in Las Vegas, Nevada.
October 27, 2018
Lightning across the solar system
Lightning is beautiful and powerful on our own planet. Here's what's being discovered about lightning on other worlds, via NASA ScienceCasts.
October 26, 2018
