Astronomers have reported observations of a rare star system consisting of one star orbiting a system of three more tightly ...
Astronomers have analyzed the images collected by the Hubble Space Telescope (HST) to investigate a galactic open cluster ...
The four-star system features three stars in stable orbits, plus a fourth at a distance equal to Jupiter's orbit around our Sun.
A fourth Sun-like star loops around this tightly packed inner nexus roughly once every 1,000 days. The whole collection would ...
A mysterious striped signal from the Crab Pulsar may finally be explained by a delicate balance between plasma effects and gravitational lensing.