On April 10, 2019, the international Event Horizon Telescope (EHT) collaboration revealed humanity's first glimpse of a black hole. The EHT Collaboration consists of 13 stakeholder institutes; the Academia Sinica Institute of Astronomy and Astrophysics, the University of Arizona, the University of C

This ESOcast shows how observations at many sites in South America, including ESO's La Silla Observatory, have made the surprise discovery that the remote asteroid Chariklo is surrounded by two dense and narrow rings. This is the smallest object by far found to have rings and only the fifth body in

A European space telescope blasted off Saturday on a quest to explore the mysterious and invisible realm known as the dark universe.

SpaceX launched the European Space Agency’s Euclid observatory toward its ultimate destination 1.5 million kilometers away, the Webb Space Telescope’s neighborhood.

This movie of the March 6, 2012 X5.4 flare was captured by the Solar Dynamics Observatory (SDO) in the 171 and 131 Angstrom wavelength. One of the most dramatic features is the way the entire surface of the sun seems to ripple with the force of the eruption. This movement comes from something called...

For a 30 hour spell (Feb 7-8, 2012) the Solar Dynamics Observatory captured plasma caught in a magnetic dance across the Sun's surface. The results closely resemble extreme tornadic activity on Earth.

We returned to Hong Kong to fly back to the USA, making this incredible city the last stop of an amazing adventure in Asia cruising on NCL "The Jewel." Hong Kong Sky 100 allows everyone to enjoy a panoramic view of Hong Kong. Hong Kong Sky 100 is located on the 100th floor of the Hong Kong Internati...

Dr. Wendy Freedman, Chairman GMT, and Dr. Pat McCarthy, Director GMT, discuss the Giant Magellan Telescope's mirrors and the science that they will enable.

NASA reported that an asteroid is headed toward Earth one day before U.S. Election Day 2020. Although the chances of an impact are less than 1 percent. Scientists labeled the asteroid 2018VP1, and data reveals its diameter is 0.002 kilometers, or about 6.5 feet. The celestial object was first disco...

Astronomers are combing through fresh data from the James Webb Space Telescope in a never-ending quest to find ever-more-distant galaxies. However, the observatory is still studying a variety of objects, from insanely detailed images of Jupiter to the most distant known star.

The James Webb Space Telescope is nearing completion of the first phase of the months-long process of aligning the observatory’s primary mirror using the Near Infrared Camera (NIRCam) instrument.