Hugh O'NeillSocial Links Navigation Latest articles by Hugh O'Neill Ancient Earth had a thick, toxic atmosphere like Venus — until it cooled off and became liveable By Antony Burnham, Hugh O'Neill published 20 December 20 Earth is the only planet we know contains life. Is our planet special? Venus Get the Space.com NewsletterBreaking space news, the latest updates on rocket launches, skywatching events and more!Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors MORE FROM SPACE...1NASA's new SPHEREx space telescope takes its 1st cosmic images: 'The instrument team nailed it'2New alien abduction film 'Watch the Skies' is giving us Swedish Spielberg vibes (video)3'I’d get on in a heartbeat': Starliner astronauts would fly on Boeing spacecraft again despite malfunctions (video)4Rare 'double sunrise' captured in Canada by intrepid solar eclipse chasers (photos)5Déjà vu: President Trump nominates Greg Autry again to be NASA's financial chief
Ancient Earth had a thick, toxic atmosphere like Venus — until it cooled off and became liveable By Antony Burnham, Hugh O'Neill published 20 December 20 Earth is the only planet we know contains life. Is our planet special?
