ANN ARBOR, Mich.—An international team of astronomers using the world’s largest X-ray and optical telescopes have spotted the most distant massive object ever detected, a cluster of galaxies 9 billion ...

Distance records are an excellent proxy for the state of the art in astronomy. Finding extremely faraway galaxies is hard. In ...

The most distant known star in the universe is no longer a faint, anonymous point of light. With the James Webb Space Telescope, astronomers have turned that remote beacon into a richly detailed ...

Astronomers have spied a monster radio jet in the distant universe that’s twice the width of the Milky Way galaxy. The ancient object formed when the universe was less than 10% of its current age of ...

The most distant celestial object ever observed, nicknamed Earendel, might just be a cosmic optical illusion. Discovered in 2022 by the Hubble Space Telescope, Earendel was initially identified as an ...

In the field of one of JWST's largest-area surveys, COSMOS-Web, an Einstein ring was discovered around a compact, distant galaxy. It turns out to be the most distant gravitational lens ever discovered ...

The James Webb Space Telescope has an eye for bling. A new image released by the European Space Agency shows the powerful telescope’s latest — and decidedly glamorous — finding: a bright quasar that ...

A team of astronomers has discovered the most-distant body ever observed in our Solar System. It is the first known Solar System object that has been detected at a distance that is more than 100 times ...

Astronomers have just spotted a phenomenon in the sky that Albert Einstein predicted we’d never see — and it’s one of dozens observed so far. The four light blue spots surrounding the little orange ...

For lovers of newly identified space objects, July has indeed been an exciting month. Last week, astronomers described Ammonite, a potential dwarf planet beyond Pluto. Yesterday, astronomers announced ...

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