Ancient Volcanic Arc Hidden in Chicxulub Impact Crater
Using zircon crystals found in granitic rock around and in Chicxulub crater, scientists have found the remains of an ancient volcanic arc dating back at least 400 million years.
Massive Distant Object Obscures Star
In April 2012, a giant star was seen to drop in brightness by 97% across all colors, and it stayed dimmed for a few hundred days.
Dark Matter Tugs at Milky Way Galaxy’s Central Bar
The rotational speed of the central bad of the Milky Way has slowed over time due to the gravitational pull of dark matter, causing stars to migrate outward.
Filaments of Galaxies Spin Threads Through Universe
New work published in Nature Astronomy finds that even the largest filaments of galaxies may be spinning ever so slowly as they trace the fabric of the Universe.
This Week in Rocket History: Vostok 6
This week in rocket history, we look back at the first woman in space, Valentina Tereshkova, and her flight aboard Vostok 6.
NRO launches NROL-111 from Virginia
Another classified mission: On June 15, a Northrop Grumman Minotaur 1 rocket launched the NROL-111 mission from the Mid Atlantic Spaceport Complex.
Space Force tests short award-to-launch program
On June 13, a Northrop Grumman Pegasus rocket launched the Tac-RL2 “Odyssey” satellite from the last operational Lockheed L-1011 Tristar.
CASC launches four small satellites
On June 11, a Chinese Long March 2D rocket launched four satellites into a Sun-synchronous orbit from the Taiyuan Satellite Launch Center.
Trio of Missions Now Set to Explore Venus
After the announcement earlier in June that NASA has selected two missions to go to Venus, the European Space Agency has added their own Venus mission to the schedule.
Lightning Does More Than Light the Sky
Two new studies look at the causes of several forms of lightning, including gamma-ray flashes, and ELVEs, as well as how solar flares and lightning interact.
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