A compound lens forged by two galaxies is helping astronomers get a bead on the Hubble Constant and dark energy.

New observations suggest that the universe’s oldest galaxies are brighter than expected. Here's why this may be a big deal.

When Dodell-Feder tested this vacuum, it was a pricey $179 — now, at 45% off, it's down to what appears to be its best price ...

Excellent quality optics for less than $100 and a free accessory thrown in to boot with this early Black Friday binocular ...

Not only that, but the second lens also magnifies the first – though not very bright, it can be seen in the images collected ...

Researchers using the James Webb Space Telescope have discovered three massive galaxies from the early universe, revealing ...

Scientists at NASA have found two ‘monster' black holes ‘weirdly' interacting with gas in the centre of a galaxy.

The Chandra X-ray Observatory is the darling of high-energy astrophysics. Famed for providing unequaled x-ray views of ...

This mid-infrared image from NASA’s James Webb Space Telescope excels at showing where the cold dust, set off in white, glows ...

Black holes don't have many identifying features. They come in one colour (black) and one shape (spherical). The main ...