Longer autumnal nights are taking over from more balmy late-summer evening. Behold the grand appearance in September’s late-evening southern sky of the Great Square of Pegasus
Comet C/2023 P1 (Nishimura) is a brand new comet discovered by on August 11 by Hideo Nishimura of Japan. In its one and only visit to the Solar System, it may reach magnitude +2 when at perihelion in September.
The Euclid space telescope has reached its operational orbit and initial test images show the probe’s two instruments are operating in fine fashion as they’re fine tuned for science observations.
Flight controllers mistakenly commanded Voyager 2 to point slightly away from Earth, interrupting communications, but the spacecraft is expected to reset itself in October.
Astronomers have found what amounts to a two-faced white dwarf with one side dominated by hydrogen and the other by helium in what could be a transition from one phase to another.
Trojan planets – two worlds sharing the same orbit around their star – are possible in theory, but none have been found. Now, the ALMA radio telescope array may have done just that.
NASA marks the first anniversary of Webb science observations with a spectacular look into a nearby stellar nursery where 50 young sun-like stars are lighting up their surroundings.
ESO’s aptly named Extremely Large Telescope is now roughly halfway complete, with its dome quickly rising in Chile and the telescope coming together in Europe.