[ORGANIZATION]

European Southern Observatory (ESO)

Featured in 4 tracked stories · first seen 11 days ago

Situations

[ACTIVE] [TECHNOLOGY] [INTERNATIONAL] [CL] [FR]

First exomoon candidate around brown dwarf CD‑35 2722 B

4 clusters · 54 sources · last updated about 14 hours ago

Latest: First Exomoon Discovered Orbiting Brown Dwarf in CD-35 2722 System

Astronomers using ESO’s Very Large Telescope and the CRIRES+ spectrograph reported on 22 July 2026 a ~0.9 Jupiter‑mass object producing a 170‑day radial‑velocity signal around the brown dwarf CD‑35 2722 B, itself a compa

[ACTIVE] [INTERNATIONAL] [TECHNOLOGY] [CL] [FR] [IT]

Betelgeuse companion discovery

3 clusters · 25 sources · last updated 5 days ago

Latest: Betelgeuse B Companion Star Confirmed by ESO Observations

In late July 2026, astronomers using the European Southern Observatory’s Very Large Telescope in Chile announced the first clear image of a faint star orbiting the red supergiant Betelgeuse. The companion, designated Bet