Smithsonian Magazine2h
An Enormous, Branching String of Galaxy Clusters Is the Largest Known Structure in the Universe, Scientists Say
The cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...
‘Emergency’ Nasa decision announced as odds on city-killer asteroid 2024YR4 smashing into Earth shorten AGAIN to 1-in-43
THE odds of asteroid 2024 YR4 colliding with Earth have shortened again with scientists now saying it has a 1-in-43 chance of ...
The 'disastrous consequences' Earth would face if the Moon disappeared
The impact on the oceans if the Moon disappeared would be much smaller tides, about one-third the size of what they are now. Tides churn up material in the oceans, which allows coastal ecosystems to ...
Sun quiz: How well do you know our home star?
In a rare "time-critical" decision, the James Webb Space Telescope will study the true size of the "potentially hazardous" asteroid 2024 YR4 twice over the next few months. The asteroid has a roughly ...
Does the universe behave the same way everywhere? Weak gravitational lensing could provide an answer
A study published in the Journal of Cosmology and Astroparticle Physics (JCAP) presents a methodology to test the assumption ...
Space telescope spots rare ‘Einstein ring’ of light around galaxy in our cosmic neighborhood
CAPE CANAVERAL, Fla. (AP) — Europe’s Euclid space telescope has detected a rare halo of bright light around a nearby galaxy, ...
Watch NASA’s ‘launch to splashdown’ video for Artemis II lunar mission
NASA has released a detailed animation (above) showing how the Artemis II mission will look from launch to splashdown.
Firefly's Blue Ghost lunar lander leaves Earth orbit to head for the moon
Firefly Aerospace's Blue Ghost lunar lander is now headed for the moon after firing its engines to send it out of Earth orbit ...
Smithsonian Magazine1d
Two of the Moon’s Grand Canyons Were Formed in Just Ten Violent Minutes, New Study Suggests
Scientists say Vallis Schrödinger and Vallis Planck—dramatic trenches near the lunar south pole—were carved in a blast that ...
Flying1d
Blue Origin, NASA Re-Create Moon’s Gravity
Partners use Blue Origin’s New Shepard rocket to test out technologies bound for the moon—without actually sending them there ...
How space missions make discoveries on the way to their main destinations
To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...
Sky skimmers: The race to fly satellites in the lowest orbits yet
There's a new race in space, but it's not where you might think. It's happening close to home – in the nearest bit of space, ...