Our own planet represents a tiny fraction of the peculiar phenomena that can be found lurking throughout the cosmos, and ...

Comet‍‌‍‍‌‍‌‍‍‌ 3I/ATLAS is just the third object that we know of that has been observed to pass through our solar system ...

Astronomers have discovered a bizarre carbon-rich planet orbiting a neutron star, PSR J2322-2650b, with soot clouds and ...

Animation of the findings by researchers who used time-delay cosmography to independently confirm that the universe’s current ...

The discovery of a hidden supermassive black hole inside an ancient galaxy suggests that some of our universe's most extreme objects could be invisible unless observed in infrared wavelengths, James ...

I/ATLAS safely passes Earth as Avi Loeb says it ignored our planet, showing ’earthlings’ they are not the center of attention ...

Space telescopes are typically optimized either to study a small patch of the sky across many wavelengths of light or to ...

Harvard's Avi Loeb and physicist Michio Kaku debate the origins of interstellar object 3I/ATLAS as it passes Earth. Is it an ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

NASA’s SPHEREx has mapped the entire sky in 102 infrared colors, which are invisible to the human eye but can be used to ...

In geometry, there are surfaces that do without an inside or outside—and some need at least four dimensions to exist ...

Our understanding of the true nature of the cosmos relies on measurements of its expansion, but cosmologists have been ...