Posts by 

Eleanor Imster

Watch SpaceX Dragon depart ISS Friday

Live coverage Friday of cargo ship's departure from International Space Station. Begins at 5:45 a.m. EDT (9:45 UTC).

A new normal for Arctic sea ice?

“A decade ago, this year’s sea ice extent would have set a new record low ...Now, we’re kind of used to these low levels of sea ice – it’s the new normal.”

Watch spacewalk live August 19

Two ISS astronauts will perform a spacewalk on Friday. NASA TV's live coverage starts at 6:30 a.m. EDT (10:30 UTC) and lasts about eight hours.

Way-cute googly-eyed stubby squid

It's purple! An underwater research team spotted this guy off the coast of California.

Dumbbell nebula

Tom Wildoner got this great shot of the Dumbbell nebula. Also known as Messier 27, it’s in the constellation Vulpecula, about 1,360 light-years away.

How sunflowers follow the sun

New research on how sunflowers use their internal circadian clocks to face east in the morning and follow the sun during the day.

A smile in the sky

Although it looks like an upside-down rainbow, it's what's called a circumzenithal arc. Katerina Russo captured this in Italy on August 9.

The circadian clock in your gut

Our internal circadian clock tells our body when to sleep, wake and eat. New research says that bacteria living in our gut also have their own circadian clocks.

Watch a comet plunge toward the sun

In early August, SOHO spacecraft saw this bright sungrazing comet, plunging toward the sun at nearly 1.3 million miles (2.09 million km) per hour.

California wildfire from space

For 11 days, the Soberanes fire has been burning near the California coast between Monterey and Big Sur. Here are some satellite views.