Space travel doesn’t affect the strength of heart muscle cells, study finds

by quasarn01 | Aug 12, 2026 | Astronomy

It’s common to see images of astronauts on the International Space Station exercising, running on special treadmills and pedaling cycles designed for tight quarters. Go to Source

A dying star offers a rare glimpse of how the universe recycles its raw materials

by quasarn01 | Aug 12, 2026 | Astronomy

Astronomers have captured an unprecedented image of a cosmic recycling project in progress—fragments of a dying star being busted up, stripped and absorbed into interstellar space. Go to Source

First supernovae may have seeded rocky planet building blocks 100 million years after the Big Bang

by quasarn01 | Aug 12, 2026 | Astronomy

The building blocks of rocky planets may have begun forming just 100 million years after the Big Bang—long before the first galaxies even existed—according to new research from the University of Portsmouth. Go to Source

Stellar stream beyond Milky Way offers new tool to map dark matter

by quasarn01 | Aug 12, 2026 | Astronomy

In the image above, a faint trail of stars can be seen stretching across the galaxy. These structures, known as globular cluster stellar streams, are coherent stellar structures that retain a record of their dynamical history and can provide unique insights into the...

Satellite constellations could create spiraling space debris

by quasarn01 | Aug 12, 2026 | Astronomy

To date, close to 30,000 satellites have been launched into Earth’s orbit, leading to mounting concerns over the debris created when they collide. In a new analysis posted to the preprint server arXiv, Hugh Lewis of the University of Birmingham shows that...