comet

Space 13 July 2020 By Will Gater Comet Neowise as seen from the UK in the early hours of 11 JulyWill Gater A comet discovered earlier this year by an orbiting NASA observatory is delighting stargazers in the northern hemisphere while it whips through the inner solar system, as it is currently bright enough in…

By Jonathan O’Callaghan Comet 153P/Ikeya-Zhang has the longest known tailPEKKA PARVIAINEN/SCIENCE PHOTO LIBRARY Data from NASA’s Cassini spacecraft has revealed a record-breaking comet, with a tail that stretched more than seven times the distance between Earth and the sun. Geraint Jones at University College London and his colleagues looked through past data from the mission…

By Leah Crane Two views of the Borisov comet, taken by NASA’s Hubble Space TelescopeNASA, ESA and D. Jewitt (UCLA) The interstellar comet Borisov came in from the cold. Two sets of observations have revealed the composition of this strange comet, which may have formed in a cold, dark stellar system. Borisov was spotted in…