Cambridge, MA -- In January 1999, scientists observed mysterious motions within a solar flare. Unlike typical flares that showed bright energy erupting outwards from the Sun, this solar ...

The American Association for the Advancement of Science (AAAS), the world's largest general scientific society, has elected Belinda J. Wilkes from the Center for Astrophysics | Harvard &a...

Gamma-rays are the most energetic known form of electromagnetic radiation, with each gamma-ray being at least one hundred thousand times more energetic than an optical light photon. Very ...

Cambridge, MA -- The Earth sits in a 1,000-light-year-wide void surrounded by thousands of young stars — but how did those stars form?

A recently installed wheelchair ramp at the Harvard Astronomy Lab and Clay Telescope moves the lab a bit closer to its goal of ensuring the study of the cosmos is an option for all. ...

One of the characteristic features of modern cosmology is its description of how galaxies evolve: via a hierarchical process of colliding and merging with other systems. Nowhere in the un...

The Transiting Exoplanet Survey Satellite, TESS, was launched in 2018 with the goal of discovering small planets around the Sun’s nearest neighbor stars. TESS has so far discovered 172 co...

On the evening of December 12, 1921, as 53-year old astronomer Henrietta Swan Leavitt succumbed to cancer, heavy rains fell from the skies over Cambridge, Massachusetts. After nearly 30 y...

Infrared dark clouds (IRDCs) are dark patches of cold dust and gas seen in the sky against the bright diffuse infrared glow of warm dust in our galaxy. IRDCs are massive, cold, and rich i...

The most luminous galaxies in the universe are more than a thousand times brighter than our Milky Way, but they are relatively dim in the optical. Most of their radiation is emitted at in...