In the past decade, the number of satellites in orbit has skyrocketed thanks to tiny electronics and cheap launches. The crowded night sky is posing problems for astronomers and astronauts.
The Inspiration4 mission sent four civilians to space for three days. Though still funded by a billionaire, the mission is a step forward in the nascent space tourism industry.
The Inspiration4 mission is sending four civilians to space for three days. Though still funded by a billionaire, the mission is a step forward in the nascent space tourism industry.
Chances are small that space junk will destroy property or harm a person, and existing space law could deal with such an event. But current law doesn't address the bigger problem of space pollution.
The first space tourist left Earth 20 years ago aboard a Russian rocket. Now, private companies like Jeff Bezos' Blue Origin are offering trips to the stars for those who can pay.
The first space tourist left Earth 20 years ago aboard a Russian rocket. Now, private companies are on the cusp of offering trips off Earth for those who can pay.
NASA's Mars 2020 mission arrives at the red planet on Feb. 18. On the rocket is the Perseverance Rover. The rover's goal is to collect rock and soil samples to be brought back to Earth in the future.
An update of 50-year-old regulations has kickstarted research into the next generation of rockets. Powered by nuclear fission, these new systems could be the key to faster, safer exploration of space.
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