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This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. When NASA scientists opened the sample return canister from the

The Trump administration is following through on its threats against former NASA astronaut and current U.S. Senator Mark Kelly. In late November, Kelly (D-Ariz.) and five other Congressmen who have

For centuries, women have gazed at the stars and asked the big questions, often without the recognition or resources their male counterparts have had. Yet despite the odds, they’ve charted