California Institute of Technology

Can binary terrestrial planets exist?

The possible existence of Earth-like binary planets is being described today at the American Astronomical Society's Division for Planetary Sciences meeting in Tucson, AZ. Two bodies, each of mass similar to Earth, can form ...

dateDec 03, 2014 in Astronomy
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Figuring out how we get the nitrogen we need

( —Nitrogen is an essential component of all living systems, playing important roles in everything from proteins and nucleic acids to vitamins. It is the most abundant element in Earth's atmosphere and is literally ...

dateOct 28, 2014 in Materials Science
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A newborn supernova every night

Thanks to a $9 million grant from the National Science Foundation and matching funds from the Zwicky Transient Facility (ZTF) collaboration, a new camera is being built at Caltech's Palomar Observatory that will be able to ...

dateOct 17, 2014 in Astronomy
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