1+ day, 13+ hour ago   (411+ words) starlust.org What if dark energy is evolving? Comprehensive new dataset questions a core assumption For the first time, astronomers have assembled a catalog containing nearly 3,000 exploding stars. And now, all those stars are pointing them toward something they weren’t…...

3+ day, 23+ hour ago   (445+ words) When we think about how everything would come to an end, we often imagine that the universe would slowly fade into dark nothingness over time. But there’s a theory, famously known as the Big Rip, that says it could end…...

4+ day, 23+ hour ago   (437+ words) About 30 years ago, scientists made a discovery that changed what we thought we knew about the universe. They discovered that our universe was expanding instead of slowing down. And this expansion, in fact, was speeding up. But the story didn't…...

6+ day, 21+ hour ago   (387+ words) The observable universe is about 93 billion light-years in diameter, and the entire universe is even bigger than anything we can imagine. Most of the space in the universe appears to be empty, but is it really though? Now, we may…...

1+ week, 2+ day ago   (204+ words) Nearly a thousand years ago, astronomers witnessed a supernova so bright it was visible in daylight for weeks. Its remnant, the Crab Nebula, has continued expanding 6,500 light-years away ever since. In 2024, NASA's Hubble Space Telescope revisited the nebula, capturing a…...

1+ week, 5+ day ago   (171+ words) As per NASA, the Nancy Grace Roman Space Telescope will help scientists study some of the biggest mysteries of the universe, which include “dark matter, dark energy, exoplanets, and almost anything from our own solar system to galaxies at the…...

1+ week, 6+ day ago   (282+ words) We can look deep into space and see billions of stars, galaxies, and other cosmic objects. But all of that visible matter makes up only a small part of what the universe is believed to contain. Much of the universe…...

2+ week, 1+ day ago   (185+ words) SpaceX confirmed successful deployment of NASA's Nancy Grace Roman Space Telescope roughly 31 minutes after its August 30, 2026 launch, at an altitude of about 463 miles. Roman is designed to study dark energy and dark matter, and will eventually map billions of galaxies,…...

2+ week, 21+ hour ago   (315+ words) NASA’s Nancy Grace Roman Space Telescope has been successfully deployed, and it is now flying on its own to the Lagrange Point 2, or L2, about a million miles away from Earth. The telescope launched atop SpaceX’s Falcon Heavy rocket at 7:26 EDT…...

2+ week, 1+ day ago   (300+ words) The L2 lies roughly a million miles from Earth, and it’s the same location that houses the James Webb Space Telescope. But why did NASA choose L2 instead of deploying it in Earth’s orbit like the Hubble telescope? The Lagrange Point 2 or…...