Space agencies and commercial launch providers made 2021 a record-breaking year for space flight, launching more than 130 spacecraft and deploying thousands of satellites. With all these flying objects, Earth’s orbits are becoming crowded. Slingshot Aerospace Inc., based in El Segundo and Austin, Texas, is developing technology to address precisely this issue, and the company announced March 10 that it had raised $25 million in new funding to build its base of customers and enhance its signature collision avoidance system.

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