A new study on Tabby's Star, of alien megastructure fame, effectively rules out the one explanation astronomers had for this strange star.
Arrays of antennas and dishes up to 1,000 feet across make radio telescopes the biggest observatories on Earth.
The Antarctic observatory known as IceCube has ruled out the existence of a fourth type of neutrino particle — and one-time dark matter contender.
the James Webb Space Telescope is finally completed after 20 years
If the Sun goes spotless in decades to come, what does it mean for Earth? Scientists are studying the past to predict the future of space weather.
We haven't made contact with anything.
“There were so many contributions over a millennium that it’s impossible to pick just a few.”
As Cassini prepares to enter its Grand Finale, it’s still wowing astronomers with high-resolutions images of ring structures like nothing we’ve ever seen before.
A dedicated designer and cosmos lover is reproducing the famous plaque.
Russia's Mikhailo Lomonosov observatory takes to the skies on the hunt for gamma-ray bursts, cosmic rays, and near-Earth asteroids.
New LIGO discovery is an astronomer’s dream come true.
Observing the rare transit of the planet Mercury crossing the disk of the Sun safely on May 9th, 2016 at the Kohout-Dingley Observatory, Kingston, MA.
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Mars is at its brightest opposition since 2005 and makes a wonderful observing treat.
categories:Exoplanets, Science | tags:News
You can use that phone for something cooler than Candy Crush and Facebook
A team of Chinese astronomers studied the Sun during the 117-second totality.
A rocky super-Earth has been discovered passing in front of its placid host star just 41 light-years away — and it may have a good chance for life.
The launch of Sputnik 1, Earth's first artificial satellite, paved the way for Moonwalking astronauts, robotic exploration of the planets, and space tourism.
categories:Science, Solar System | tags:News
A significant event happened at the Laser Interferometer Gravitational-wave Observatory on September 15 — a ripple in spacetime had occurred. But where?
Look up at the stars tonight and see the Little Dipper "pour" into the Big Dipper. Telescope users may try for Jupiter's moon in eclipse and Comet 41P.
The stellar explosion occurred when two white dwarfs collided. Understanding type Ia supernovae causes more precisely will give astronomers greater insight into the expansion rate of the universe.
Dug out of a Texas field last year, the second-largest chondrite ever found in the U.S. has been donated to Texas Christian University.
Engineers are working hard to recover the recently launched Hitomi spacecraft that promises to revolutionize X-ray astronomy.
A group of dedicated women made astounding discoveries in the late 19th and early 20th century. Those plates still resonate as one of the greatest astronomical archives known.
Astronomers commemorate one of the brightest supernovae in 400 years with new images and models of this stellar remnant.
Leap day is Feb. 29, 2024, and that marks an ongoing, longstanding correction to the calendar so the seasons match our orbit.
A team of researchers say the bright light could have been caused by a black hole
There's A Gorgeous Green Comet In The Sky That's 100 Times Brighter Than Expected
Thanks to a record haul of new, ultra-distant quasars, astrophysicists can now piece together the rise of mighty objects in the early cosmos.
Only high-energy X-rays escape to tell astronomers about the accreting black holes within.
Researchers using the Multi Unit Spectroscopic Explorer (MUSE) have mapped a planetary nebula for the first time ever.
The Cassini spacecraft viewed a bright star passing behind a plume of gas and dust spewing from Saturn’s moon Enceladus.
Within 48 hours of launching, Exoplanet Explorers is already making headlines.
The shortlisted images in this year's Insight Astronomy Photographer of the Year have now been selected.
The most distant stars discovered in the Milky Way might have been ripped from its companion, which used to be the Sagittarius dwarf galaxy.
Several hundred amateurs gathered on Breezy Hill in Springfield, Vermont for the 82nd annual Stellafane Convention held by the Springfield Telescope Makers.
Astronomers suspect the Sun’s closest stellar neighbor, Proxima Centauri, desiccated its exoplanet, destroying the planet’s chances for habitability.
On July 4th, Juno entered orbit. Now the JunoCam is on, and here's its first post-orbit picture of the jovian system.
In 1930, it found the first known Kuiper Belt Object. Now, this historic artifact is in need of a little repair.
