Rune S och jag tog en ”gubb-tur” i dag. Under en vattenpaus vid Slätta damm spanade jag in familjen Talgoxar.Nere vid älvstranden kröp vi genom staketet för att få en bild av Hisingsbron.
ESA’s Hera asteroid mission for planetary defence will make a swingby of Mars next March, borrowing speed to help reach its target Didymos binary asteroid system.
While ESA's Integral was observing the sky, it suddenly spotted a burst of gamma-rays coming from the nearby galaxy M82. Only a few hours later, ESA’s XMM-Newton searched for an afterglow from the explosion but found none. Astronomers realised that the burst must have been an extra-galactic flare from a magnetar, a young neutron star […]