"The large-scale homogeneity of the universe makes it very difficult to believe that the structure of the universe is determined by anything so peripheral as some complicated molecular structure on a minor planet orbiting a very average star in the outer suburbs of a fairly typical galaxy."

— Steven Hawking

Astronomy

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APOD - Thu, 08/14/2025 - 12:00am

One of the all-time historic skyscapes occured in July 1054, when the


Categories: Astronomy, NASA

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APOD - Thu, 08/14/2025 - 12:00am


Categories: Astronomy, NASA

ADHD drugs reduce risk of criminal behaviour, drug abuse and accidents

New Scientist Space - Cosmology - Wed, 08/13/2025 - 7:30pm
A study of 150,000 people with ADHD in Sweden confirms that drugs taken to manage the condition have wider benefits beyond improving immediate symptoms
Categories: Astronomy

Planning for the Ultimate Space Mission

Universe Today - Wed, 08/13/2025 - 5:47pm

What if we could send a probe smaller than a paperclip, yes a paperclip to visit a black hole? It sounds impossible, but one scientist believes this extraordinary mission could become reality within our lifetimes. Astrophysicist Cosimo Bambi has outlined a bold plan to launch microscopic spacecraft toward the nearest black hole, potentially revolutionising our understanding of physics and Einstein's theory of general relativity. While the technology doesn't exist today and would cost trillions, within the next 20-30 years it could become a reality!

Categories: Astronomy

NASA Selects Six Companies to Provide Orbital Transfer Vehicle Studies

Universe Today - Wed, 08/13/2025 - 5:47pm

NASA has selected six companies to produce studies focused on lower-cost ways to launch and deliver spacecraft of various sizes and forms to multiple, difficult-to-reach orbits. The firm-fixed-price awards comprise nine studies with a maximum total value of approximately $1.4 million.

Categories: Astronomy

Astronomers Spot the Earliest Confirmed Black Hole at Cosmic Dawn

Universe Today - Wed, 08/13/2025 - 5:47pm

An international team of astronomers led by The University of Texas at Austin’s Cosmic Frontier Center has confirmed the most distant black hole ever observed. Located at the center of the galaxy CAPERS-LRD-z9, this black hole existed 13.3 billion years ago, just 500 million years after the Big Bang. As such, it provides a unique opportunity to study the structure and evolution of the period known as "Cosmic Dawn."

Categories: Astronomy

China launches 8th batch of satellites for 13,000-strong internet megaconstellation (video)

Space.com - Wed, 08/13/2025 - 5:00pm
A Long March 5B rocket launched the eighth batch of satellites for China's Guowang broadband network on Wednesday (Aug. 13). It was the fourth Guowang launch in less than three weeks.
Categories: Astronomy

Why AI ‘Therapy’ Can Be So Dangerous

Scientific American.com - Wed, 08/13/2025 - 12:10pm

Using AI chatbots for “therapy” is dangerous, mental health experts say. Here’s why

Categories: Astronomy

What Is a Glacial Outburst Flood? Alaska’s Suicide Basin Explained

Scientific American.com - Wed, 08/13/2025 - 11:52am

Meltwater from a glacial lake outburst is flooding Juneau, Alaska. Such events are likely to happen more often as climate change destabilizes ice and glacial lakes fill with more meltwater

Categories: Astronomy

New Human Ancestor Identified from Fossil Teeth

Scientific American.com - Wed, 08/13/2025 - 11:30am

Ancient teeth found in Ethiopia belong to a never-before-seen species in the Australopithecus genus of human ancestors

Categories: Astronomy

Tracking the climate-driven shift in Antarctic plankton from space

ESO Top News - Wed, 08/13/2025 - 10:30am

Combining 25 years of space-based data with ocean sampling, scientists have uncovered a change in the microscopic organisms that underpin the Southern Ocean’s food chain and carbon storage.

Categories: Astronomy

No Earth-like atmosphere on TRAPPIST-1 d

ESO Top News - Wed, 08/13/2025 - 10:00am

The exoplanet TRAPPIST-1 d intrigues astronomers looking for possibly habitable worlds beyond our solar system because it is similar in size to Earth, rocky, and resides in an area around its star where liquid water on its surface is theoretically possible. But according to a new study using data from the NASA/ESA/CSA James Webb Space Telescope, it does not have an Earth-like atmosphere.

Categories: Astronomy

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APOD - Tue, 08/12/2025 - 8:00pm

What's that green streak in front of the Andromeda galaxy?


Categories: Astronomy, NASA