A Jupiter-mass object orbiting a brown dwarf could become the first confirmed moon beyond our Solar System. A massive object appears to be circling a brown dwarf in the CD-35 2722 system, but calling it a moon is not straightforward. Unlike moons in our Solar System, it does not orbit a planet. Instead, it travels [...]

A giant planet spent more than a decade concealed inside one of astronomy’s most closely watched star systems. Astronomers have discovered a planet named Beta Pictoris d orbiting a young star just 63 light-years from Earth. The gas giant is about 100 times fainter than Beta Pictoris b, the first planet found in the system, [...]

Una señal diminuta, oculta al lado de uno de los astros más deslumbrantes del cielo, puede resolver un enigma de décadas y abrir otra vía para estudiar cómo viven y mueren las estrellas gigantes.