Astronomy
Communicating Across the Cosmos, Part 3: Bridging the Vast Gulf
If extraterrestrial civilizations exist, the nearest is probably at least hundreds or thousands of light years away. Still, the greatest…
Astronomers Discover First Mulitiple-image Gravitationally-lensed Supernova
How about four supernovae for the price of one? Using the Hubble Space Telescope, Dr. Patrick Kelly of the University of…
Searching for Alien Worlds and Gravitational Lenses from the Arctic
The quest for optimal sites to carry out astronomical observations has taken scientists to the frigid Arctic. Eric Steinbring, who led a team…
Flash! Iridium Flares Captured in Real Time by Thierry Legault
There are so many fun sights to see in the sky that are pure astronomical magic. And then there are…
The Orbit of Earth. How Long is a Year on Earth?
Ever since the 16th century when Nicolaus Copernicus demonstrated that the Earth revolved around in the Sun, scientists have worked…
Communicating Across the Cosmos, Part 2: Petabytes from the Stars?
Since it was founded in 1984, the SETI (Search for Extraterrestrial Intelligence) Institute in Mountain View, California, has been a…
Subaru Telescope Spots Galaxies From The Early Universe
It's an amazing thing, staring into deep space with the help of a high-powered telescope. In addition to being able…
New Simulation Offers Stunning Images of Black Hole Merger
A black hole is an extraordinarily massive, improbably dense knot of spacetime that makes a living swallowing or slinging away any morsel of energy…
A Thousand Days ‘Til Totality: Anticipating the 2017 Solar Eclipse
Where will YOU be on August 21st, 2017? Astronomy is all about humility and thinking big in terms of space…
Communicating Across the Cosmos, Part 1: Shouting into the Darkness
Over the last 20 years, astronomers have discovered several thousand planets orbiting other stars. We now know that potentially habitable…