taking up the habit. and after a two year pause due the pandemic, europe s largest street party kicks off its final day at the notting hill carnival in west london. nasa has cancelled today s launch of its most powerful rocket, artemis one, which had been due to take off for an uncrewed test flight to the moon. the us space agency said one of its engines had developed a bleed that couldn t be fixed in time; the next possible launch date is friday the second of september. the artemis programme aims to return humans to the moon. if successful, the plan is for astronauts to be on board the flight in two years time. our science correspondent, jonathan amos told us what went wrong frustrating day today, ben, it really was. we had a number of little issues that cropped up. when we got here, it was pouring with rain and that delayed them tanking, putting all the propellants that they needed to go in this monster rocket over my shoulder. then they thought they had a crack halfway up
floods. and the iaea says a team is traveling to ukraine s nuclear power plant amid a looming catastrophe. we ll bring you the latest on the attack with those fears. live from cnn center, this is cnn newsroom, with rosemary church. good to have you with us. for nearly 50 years since apollo 17, nasa is taking its first steps to sending astronauts back to the moon. you are looking at live pictures of the launch pad at kennedy space center in florida, where the scheduled launch window for the artemis one window is a few hours away. the unmanned mission to the moon is the first of several in the years ahead. eventually the goal is to return astronauts to lunar surface for the first time since the final apollo mission in 1972. and ultimately, nasa hopes to some day land the first humans on mars. as of now, scientists are aiming for 2025 for that return to the moon surface. a mission which would include the first woman to make the voyage. cnn s rachel cain shows us, the capsule
homes in northeast jackson. the next human boots will be a woman and a person of color on the moon and that inspiration to provide diversity in this type of environment. hello and welcome, it is monday, august 29 at 9 am in london and 4 am in florida where we are hours away from the launch of artemis one. the first steps in nasa s return to the moon. these are life photos of the launchpad in florida and the launch window is scheduled to open four and half hours from now. right now the launch team is dealing with a leak they observed. nasa says they are troubleshooting the issue but no word on whether this will impact the launch. this is the first of several missions to the moon in the years ahead. eventually the mission is to send humans back to the moon for the first time since 72 and one day nasa hopes to land the first humans on mars. this is set up as a test flight. one risk is radiation exposure, one of the goals of this mission is to mitigate those risks in the futu
space center where the uncrewed artemis i mission is scheduled to lift off between 8:33 and 10:33 a.m. here s the thing, there are technical issues right now. a hydrogen leak and potentially an engine problem threatening this morning s launch. the plan is for artemis one to eventually fly around the moon with three mannequins, including one named commander moonequin. nearly 50 years ago apollo went to the moon. the artemis plans to land humans on the lunar south pole of the moon in the next few years and ultimately serve as a way to get to mars. lets get the very latest on where things stand right now at the kennedy space center. cnn s kristin fisher is there. what can you tell us? reporter: well, guys, i think it s important to remember that this is only a test flight. it is the very first time this artemis rocket, the sls rocket and the orion crew capsule on top, has ever flown. we knew there was a very good chance that they were going to run into issues today. knew the
the mission s ambitious agenda remains landing the first woman and first person of color on the moon. this by 2025. also going further afield, ultimately getting humans to land on the surface of mars. but before we get there, artemis 1 will need to fly around the moon using the most powerful rocket to launch since saturn 5 took astronauts to the moon for the last time back in 1972. space and defense correspondent kristin fisher is live from kennedy space center. you are ready to see it take off like we all were, so tell us what what the final issue really was here that led to this scrub. reporter: yeah, the nasa administrator, bill nelson, put it simply. he said, we don t launch until it s right. and today it wasn t right. the main issue, the final issue ended up being an issue with one of the main rocket engines, and i m going to show you what i m talking about with this model of the space shuttle, it s not the sls artemis rocket, but it s similar. essentially th