Enjoying EarthSky? Subscribe.

121,368 subscribers and counting ...

Posts by Eleanor Imster

This image shows ozone concentrations above Antarctica on Sept. 11, 2014. Image credit: NASA.
Science Wire | Oct 31, 2014

2014 Antarctic ozone hole

The Antarctic ozone hole reached its annual peak size in September. The size of this year’s hole was about the same as last year’s

Today's Image | Oct 30, 2014

Night spider

“She waits patiently through the night on her invisible web, stars dimly glowing in the background…”

The Deepwater Horizon oil is likely at the bottom of the Gulf of Mexico.  Photo credit: Wikimedia Commons
Science Wire | Oct 28, 2014

Where is the missing Deepwater Horizon oil?

Researchers trace oil from the 2010 Deepwater Horizon spill to the Gulf of Mexico’s deep floor

The bright light in the lower right of the sun shows an X-class solar flare on Oct. 26, 2014, as captured by NASA's SDO. This was the third X-class flare in 48 hours, which erupted from the largest active region seen on the sun in 24 years. Image credit: NASA/SDO
Science Wire | Oct 27, 2014

A week of solar flares at one giant sunspot

The biggest sunspot on the face of the sun in more than two decades erupted on October 26 with its sixth substantial flare in a week.

This composite NASA Hubble Space Telescope image captures the positions of comet Siding Spring and Mars in a never-before-seen close passage of a comet by the Red Planet, which happened at 2:28 p.m. EDT October 19, 2014. Image credit: NASA, ESA, PSI, JHU/APL, STScI/AURA
Science Wire | Oct 26, 2014

Cool composite of Comet Siding Spring near Mars

Hubble image of close passage of Comet Siding Spring near Mars. The comet passed Mars at about a third the distance between Earth and the moon on October 19.

Today's Image | Oct 26, 2014

The Brocken Spectre

Brocken Spectre at Lough Corrib, a lake in the west of Ireland, by Conor Ledwith Photography.

White Sands Missile Range/Applied Physics Laboratory
Oct 24, 2014

This date in science: First-ever photo of Earth from space

On October 24, 1946, a movie camera on board the V-2 rocket captured the first photo of Earth from outer space.

Screen Shot 2014-10-21 at 6.10.19 PM
Science Wire | Oct 23, 2014

Video: 3D flight over Mars chaotic terrain

Get out your 3D glasses and watch a flyover of the weird landforms on Mars know as chaotic terrain.

October 6, 2014. Image credit: NASA
Science Wire | Oct 22, 2014

View from space: Southwestern U.S. at night

Two cool nighttime photos by astronauts aboard the ISS. Check out the bright city lights.

Screen Shot 2014-10-20 at 9.08.14 AM
Science Wire | Oct 20, 2014

Video: Solar eclipse on October 23

Weather permitting, almost everyone in North America will be able to see the partial solar eclipse this Thursday.