Scientists study the atmospheres of many worlds with orbiting spacecraft, but Earth is the only planet where we can measure the effects of life — and of the negative impacts of civilization. When it ...

Along with the major planets — Earth, Jupiter, and so forth — the Solar System is home to many small bodies including asteroids, comets, Kuiper Belt objects like Pluto, and their satellites. While the ...

Cambridge, MA - The missing ingredient for cooking up stars has been spotted for the first time by astronomers. Much like a pressure cooker has a weight on top of its lid to keep the pressure in, ...

The Center for Astrophysics | Harvard & Smithsonian Radio & Geoastronomy (R&G) division explores the Universe using the low-energy portion of the electromagnetic spectrum, including the radio, ...