A little over 24 hours stand between Elon Musk, his company SpaceX and space history. On May 27, if things go as planned, SpaceX’s first-ever manned space flight is set to launch two NASA astronauts to the International Space Station (ISS) in its Crew Dragon spacecraft atop a Falcon 9 rocket. Not only will it be the first attempt by a private company to send astronauts into orbit, but the SpaceX flight will also be the first time American astronauts will be launched into space from the US soil since NASA ended its shuttle programme in 2011. The mission, called Demo-2, will lift off with NASA astronauts Douglas Hurley and Robert Behnken on board, from Pad 39A at the Kennedy Space Centre in Cape Canaveral, Florida, at 4:33 pm EDT (2033 GMT or 2:03 am IST). The Crew Dragon is expected to dock at the ISS about 19 hours later. US President Donald Trump will be among those at Kennedy Space Centre to witness the launch. NASA has asked general public to watch the launch via a livestream, citing coronavirus pandemic.If the Demo-2 mission is successful, SpaceX’s Crew Dragon will be certified by NASA for operational,…