NASA's superlative new project known as Double Asteroid Redirection Test (DART) aims to demonstrate the kinetic impactor technique to change the motion of an asteroid in space heading towards the Earth.

How NASA's DART mission aims to crash an unmanned spacecraft against asteroid in 'defensive test'

SpaceX announced its intention to send four people deeper into orbit than any private citizen before them, in a mission that could cost more than $100 million and take place by 2022.

SpaceX announces partnership to send four people into deep orbit

India conducted ASAT test because they face threats from other nations in space: US commander to Senate committee India is concerned about the "threats" it faces in space, the Pentagon has said, defending the country for acquiring anti-satellite (ASAT) missile test capabilities.

News brief: Big stories of the day

Exhaust from SpaceX's latest Falcon 9 launch lit up California's night sky on Sunday as it carried Argentine satellite SAOCOM 1A into orbit. The launch was the first to see SpaceX's reusable booster land in California, and SpaceX's 30th booster landing in total.

Watch: SpaceX Falcon 9 launch lights up California night sky, wow onlookers

This was the 56th launch of Falcon 9 rocket and SpaceX's 11th flight this year

Watch: SpaceX rocket launches communications satellite

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How NASA's DART mission aims to crash an unmanned spacecraft against asteroid in 'defensive test'

SpaceX announces partnership to send four people into deep orbit

News brief: Big stories of the day

Watch: SpaceX Falcon 9 launch lights up California night sky, wow onlookers

Watch: SpaceX rocket launches communications satellite