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Posts by
Theresa Wiegert
A new Goldilocks black hole
Astronomers have detected a "Goldilocks" or intermediate-mass black hole. It's not small, not supermassive - but right in the middle - and it "sheds light" on how the supermassive black holes got so large.
April 1, 2021
ISS passing a mineral moon
What's a mineral moon? In this case, it's a photo of our moon with the colors of its surface enhanced to reveal the moon's mineral deposits. As an added bonus, here's a mineral moon with the International Space Station passing by!
April 1, 2021
New image of M87’s supermassive black hole
The Event Horizon Telescope collaboration released a new image of the supermassive black hole in the center of massive galaxy M87 on March 24, 2021. The image shows the signatures of a magnetic field.
March 26, 2021
Milky Way mosaic took 12 years, 1250 hours
Through 12 years of photographing and stitching together individual astrophotography images, Finnish astrophotographer J-P Mestavainio has created a 1.7 gigapixel panorama of our Milky Way galaxy.
March 24, 2021
A supermassive black hole on the move
Astronomers have discovered a restless supermassive black hole that's moving within its galaxy.
March 23, 2021
Olympus Mons volcano on Mars, from UAE’s Hope
United Arab Emirates' Hope spacecraft has begun producing images of Mars's surface, including a view of Olympus Mons, highest volcano in the solar system.
March 23, 2021
Highest-energy cosmic rays originate in star clusters, not supernovae
New research solves a decades-long riddle: from where do the highest-energy cosmic rays originate? Even supernovae - exploding stars - can't explain them. Now it seems these sorts of cosmic rays may come from clusters of young, hot, massive stars.
March 17, 2021
New images from China’s Tianwen-1 at Mars
The Tianwen-1 mission entered Mars orbit at the end of February. It's expected to land a rover on Mars' surface in May. In the meantime, check out these new images from the Tianwen-1 orbiter.
March 14, 2021
The sounds of space images
Via sonification, you can listen to the sounds of space images, as observed at different frequencies. Listen to videos featuring some of these orchestral pieces here!
March 12, 2021
Cosmic ray originated in cataclysmic event
Astronomers found a high energy neutrino - a cosmic ray - that apparently originated during a "tidal disruption event," that is, when a supermassive black hole shredded a distant star.
February 27, 2021
