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Dark matter linked to galaxy clusters’ internal structure

It's the first definitive detection of a property other than mass that's been linked to the invisible dark matter making up 27 percent of our universe.

Deborah Byrd

January 27, 2016

Why Planet Nine might be for real

Claims about new planets that turned out to be wrong – and why 'Planet Nine' may be different.

EarthSky Voices

January 26, 2016

And now … a real ISS transit of Saturn

A fake image ran in APOD a few days ago, but this video of an International Space Station transit across the face of Saturn looks real.

Deborah Byrd

January 26, 2016

X-ray view of Earth’s aurora

An ESA space observatory was looking for something else when it caught these X-ray images of an aurora.

Deborah Byrd

January 26, 2016

Loneliest known exoplanet and its star

The exoplanet labeled 2MASS J2126 has the widest orbit of any planet ever found. Its "year" is nearly 1 million Earth-years long.

Deborah Byrd

January 25, 2016

EarthSky News with Deborah Byrd

All the news you can fit into outer space LIVE on Slooh.com Mondays and Thursdays at 10:30 a.m. ET (1530 UTC). Or watch right here!

Deborah Byrd

January 25, 2016

Zoom to super luminous Milky Way stars

New Hubble Space Telescope video zooms in on Trumpler 14, a young cluster of hot, massive, bright stars - some of the most luminous stars in our Milky Way galaxy!

Deborah Byrd

January 25, 2016

Are the aliens extinct?

Australian astrobiologists say an early Armageddon on most distant worlds makes advanced lifeforms unlikely. If true, our Milky Way galaxy is a lonely place.

Deborah Byrd

January 24, 2016