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Bill Nelson told Capitol Hill lawmakers that China has been ‘very, very secretive’ about its space progress, warning ‘we are in a race’The head of Nasa has warned of China bolstering its space capabilities by using civilian programs to mask military objectives, cautioning that Washington must remain vigilant.“China has made extraordinary strides especially in the last 10 years, but they are very, very secretive,”...

This live blog is now closed. You can read our latest stories on the total eclipse below:If you missed today’s total solar eclipse just wait … until 2044Millions across US, Mexico and Canada witness rare total solar eclipseFirst contact is when the moon’s outer edge first appears to touch the sun, creating the beginnings of a partial eclipse and a crescent sun reducing in...

Cities expect huge crowds with millions gathering in 115-mile wide ‘path of totality’ for Monday’s exceptionally large and long eclipseShould the weather gods grant their blessing, a celestial show for the ages will darken the heavens over a large swathe of the US from Texas to Maine on Monday, giving tens of millions of people a grandstand view of a rare phenomenon being billed...

Space agency tasked with establishing Coordinated Lunar Time, partly to aid missions requiring extreme precisionThe White House wants Nasa to figure out how to tell time on the moon.A memo sent Tuesday from the head of the US Office of Science and Technology Policy (OSTP) has asked the space agency to work with other US agencies and international agencies to establish a moon-centric time...

Intuitive Machines, private company behind lander, says mission will end after five days rather than the expected to seven to 10Flight control engineers expect to lose contact with the private US moon lander Odysseus on Tuesday, cutting short the mission five days after its sideways touchdown, the company behind the spacecraft, Intuitive Machines, said.It remained to be seen how much scientific data might be...

In launch event on Friday, agency shared plans to test over US cities to see if it’s quiet enough by engaging ‘the people below’Nasa has unveiled a one-of-a-kind quiet supersonic aircraft as part of the US space agency’s mission to make commercial supersonic flight possible.In a joint ceremony with Lockheed Martin Skunk Works in Palmdale, California, on Friday, Nasa revealed the X-59, an experimental...