European Southern Observatory

Astronomical research on stellar and brown dwarf properties

12 clusters · 35 sources · last updated 3 days ago

Latest: James Webb Space Telescope reveals rogue black hole and cold brown dwarf

Astronomers have introduced new methodologies for studying stellar and sub-stellar objects. One approach involves analyzing chemical compositions, specifically beryllium and lithium levels, to identify stars that have co

Debris rings discovery around white dwarf J1328−1450

2 clusters · 6 sources · last updated 8 days ago

Latest: Astronomers discover double gas rings around white dwarf WD J1328−1450

Astronomers using the European Southern Observatory’s Very Large Telescope have identified a rare debris structure around the white dwarf J1328−1450, located roughly 1,600 light-years from Earth. The system features two

Astronomical black hole research and discovery

2 clusters · 5 sources · last updated 24 days ago

Latest: Astronomers launch citizen science project to find Milky Way black holes

Astronomical research has recently focused on the identification and study of black holes through both deep-space observation and collaborative data analysis. Using gravitational lensing and instruments like the Europea

Stellar discoveries near Sagittarius A*

2 clusters · 5 sources · last updated about 1 month ago

Latest: Sagittarius A* vicinity hosts newly discovered binary star system

Astronomers have identified new stellar objects orbiting Sagittarius A*, the supermassive black hole at the center of the Milky Way. Initial findings highlighted the discovery of S301, a star with a highly elliptical or