Category Archives: Astronomy

The First Image of a Supermassive Black Hole at the Heart of Milky Way Galaxy

Posted on May 16, 2022 by Sung Lee

The first image of a supermassive black hole was obtained back in 2019 by the Event Horizon Telescope (ETH) Collaboration. The supermassive black hole, called M87*, is located at the center of  a distant galaxy Messier 87. It is about … Continue reading →

Posted in Astronomy, Astrophysics, General Relativity | Leave a comment

Are We Alone in the Universe After All?

Posted on February 25, 2016 by Sung Lee

In the movie Contact (which is based on the novel with the same title by Carl Sagan), Ellie Arroway (played by Jodie Foster) was speaking to a group of children: “I’ll tell you one thing about the universe, though. The … Continue reading →

Posted in Astronomy, Astrophysics, Space | Leave a comment