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Pleiades star cluster, aka Seven Sisters

November is sometimes called “the month of the Pleiades,” because this cluster is now so well placed for viewing in the evening sky.

Lunar Outpost unveils small, exploratory moon rovers

Last week, the space technology startup Lunar Outpost publicly displayed its rover concept – the Lunar Resource Prospector – for the 1st time. The rovers may help pave the way for a human return to the moon.

New NASA video calls for return to moon and Mars

“We’re returning to the moon, preparing to go beyond to Mars. We are going. We are NASA.”

Merging galaxies fuel mega black holes

It hasn’t been easy for astronomers to peer into the cores of merging galaxies. Dust obscures the view. Now, new research has given astronomers a better look.

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Narwhal adopted by belugas

Scientists are trying to solve the mystery of why a narwhal was adopted by a group of beluga whales in Canada’s St. Lawrence River.

Captive killer whales share personality traits with humans and chimps

Killer whales share some personality traits with humans and chimps – such as playfulness, independence, stubbornness, bravery, sensitivity and protectiveness – according to a new study.

Huge meteorite crater discovered under Greenland ice

Researchers have identified a large meteorite impact crater hiding under the Greenland ice. The enormous crater – bigger than Paris – appears to be result of meteor strike just 12,000 years ago.

Pine Island Glacier drops another massive iceberg

The giant iceberg – about 3 times the size of Manhattan – broke off from Pine Island Glacier in late October. Scientists say the frequency of such events appears to be on the rise.

Gaia spots enormous ghost galaxy on Milky Way’s outskirts

Gaia satellite data revealed the galaxy, which has avoided detection until now, thanks to its extremely low density and hiding place behind the shroud of the Milky Way’s disk.

What is space weather?

Activity on the sun’s surface creates the conditions known as space weather, that can, at its worst, damage Earth satellites and cause electrical blackouts.

Researchers walk back major ocean warming result

Late last month, a team of researchers said Earth’s oceans had warmed 60% more than anyone had realized. Now that result appears unlikely, since a mathematician and climate contrarian has uncovered a scientific error.

At last, a planet for Barnard’s Star

Astronomers are “99 percent confident” that this exoplanet is real and not a false detection. The planet for Barnard’s star – 2nd closest star system to our sun – appears to be a cold super-Earth.

The enduring mystique of Barnard’s Star

Sometimes called Barnard’s Runaway Star, it’s one of the best known stars in the history of astronomy and in popular culture.