She X-rays the heavens

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“The X-ray light produced by hot gas reveals a lot of information: the temperature of the gas, its density, what kinds of atoms it has.”

Megan and one of her daughters, Angela. Photo courtesy Megan Donahue

Megan Donahue, an astronomer at Michigan State University, scans the skies looking for sources of X-ray light. Using NASA’s orbiting Chandra Observatory, she can peer into parts of the Universe that are otherwise invisible.