Sentences with phrase «early space explorers»
Early space explorers used cats in a study of weightlessness.
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Earlier this month another interplanetary explorer caught a striking glimpse of Earth, this one captured as the spacecraft, a European probe called Rosetta, approached our planet from deep space.
WFIRST's data should complement the observations of several other dark - energy explorers set to come online in the early 2020s, such as the European Space Agency's Euclid probe, says Rachel Mandelbaum, an astrophysicist at Carnegie Mellon University in Pittsburgh, Pennsylvania.