Astronomers have revealed a new type of cosmic object called Cloud-9 — a dim, starless gas cloud anchored by a massive dark matter halo that may be the first-confirmed failed galaxy.

How do you find a galaxy that never formed? The standard cosmological model predicts the existence of “failed” galaxies — clumps of dark matter that captured gas but never birthed a star. Because they ...

The object is considered a relic from the early universe because it was unable to accumulate enough gas to create stars. NASA's Hubble Space Telescope confirmed the object is devoid of stars after it ...

Astronomers may have discovered a previously unknown type of astronomical object, nicknamed “Cloud-9,” that could shed light on dark matter, one of the biggest mysteries in the universe. Dark matter ...

The object is considered a "failed galaxy" from the early universe that did not form stars. NASA's Hubble Space Telescope helped confirm the discovery. The discovery provides a rare opportunity to ...