NISAR, built jointly by NASA and India’s space agency and launched on Wednesday, will use radar to monitor tiny changes across our planet’s land and icy regions.
NISAR, built jointly by NASA and India’s space agency and launched on Wednesday, will use radar to monitor tiny changes across our planet’s land and icy regions.
New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions about what it will take to detect biology light-years away.
New observations fail to confirm signs of life in the atmosphere of the distant planet K2-18b. They also raise questions about what it will take to detect biology light-years away.
An artist’s impression of the exoplanet K2-18b. A new study confirms that it is a water-rich world but raises doubts about earlier suggestions that it harbors life.
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