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The Event Horizon Telescope (EHT) Collaboration has conducted test observations achieving the highest resolution ever obtained from the surface of the Earth, by detecting light from the centers of ...

About 13.8 billion years ago, the Big Bang gave rise to everything, everywhere, and everywhen—the entire known Universe. What caused the Big Bang? What happened that first moment at the beginning of ...

Astronomers have discovered what may be a massive star exploding while trying to swallow a black hole, offering an explanation for one of the strangest supernovae ever seen. Cambridge, MA - ...

Matter and energy are the two basic components of the entire Universe. An enormous challenge for scientists is that most of the matter in the Universe is invisible and the source of most of the energy ...

The Center for Astrophysics | Harvard & Smithsonian (CfA) hosts a variety of free programs for the public. Among these events are Observatory Nights, sponsored by the Harvard College Observatory, ...

The Magellan Telescopes both have 6.5-meter mirrors, making them the same size as the MMT Observatory at CfA’s Fred Lawrence Whipple Observatory (FLWO) in southern Arizona. The Las Campanas ...

This object, called 2020 VN40, is the first confirmed body that orbits the sun once for every ten orbits Neptune completes. Cambridge, MA — A team of astronomers led by the Center for Astrophysics | ...

The SMA is a type of multiple-antenna observatory known as an interferometer, in this case consisting of eight radio dishes, each 6 meters in diameter. The eight antennas observe the same astronomical ...

New data throws out the textbook picture of a spherical stellar halo and reinforces a dynamic origin story of two galaxies that collided billions of years ago. Cambridge, Mass. – A new study has ...

From its establishment in 1966 as the Smithsonian Mount Hopkins Observatory, FLWO has hosted a world-class suite of telescopes designed for a wide variety of purposes. The largest visible-light ...

How can we expand the limits of human knowledge further into the unknown? The Center for Astrophysics is a collaboration between the Smithsonian Astrophysical Observatory and Harvard College ...