GLEAM-X J16279.5-523504.3 as a White Dwarf Pulsar

26. 03 2023

Exoplanets

An extreme test case for planet formation: a close-in Neptune orbiting an ultracool star

23. 03 2023

Stars

Characterisation of stellar activity of M dwarfs. I. Long-timescale variability in a large sample and detection of new cycles

22. 03 2023

Stars

First emergence of cold accretion and supermassive star formation in the early universe

20. 03 2023

Stars

Astronomers have discovered a brown dwarf orbiting the red giant HD 18438

Astronomers led by Byeong-Cheol Lee have made a groundbreaking discovery, detecting a brown dwarf orbiting the red giant HD 18438. With a radius of 89 times that of the Sun, HD 18438 is now the largest known star to be orbited by an exoplanet or brown dwarf.