Amateur Astronomers Detect Voyager 1 Using Vintage 1950s Telescope After Glitch

The Dwingeloo telescope, designed to observe signals at low frequencies, detected the farthest human spacecraft when it went dark earlier this year.

Jaw-Dropping Report Reveals Causes of Arecibo Telescope Collapse

An investigation by the National Academies of Sciences, Engineering, and Medicine found Hurricane Maria worsened a slow decay of the Arecibo Observatory's support cables.

We’ll Soon Get the Sharpest Image Ever of a Black Hole

The highest-resolution ground-based observations by the Event Horizon Telescope is paving the way for the future of black hole astronomy.

Big Bubble of Plasma in Space Shoots Fast Radio Burst Toward Earth

The findings could clarify the origins of the enigmatic and brilliant emissions that often come from the deep recesses of space.

Most Distant Fast Radio Burst Offers a Way to Weigh the Universe

The unprecedented signal likely comes from a set of merging galaxies eight billion light-years away.

Arecibo Observatory Prepares for Life After Astronomy

Four institutions will become stewards of the observatory as it becomes an education center.

A Mysterious Object in Deep Space Has Blinked Every 22 Minutes for Over 30 Years

An apparent magnetized neutron star is exhibiting a remarkably long period, emitting radio waves once every 22 minutes.

Breakthrough Gravitational Wave Findings Suggest Supermassive Black Holes Are Constantly Warping Spacetime

Pulses from over 100 rapidly spinning neutron stars were timed to spot a phenomenon theorized by Einstein.

Wrecked Arecibo Observatory May Undergo a Downsized Resurrection

Whatever replaces the destroyed radio telescope will likely be smaller than the original, but a group of astronomers is arguing that its size won't matter.

‘Very Large’ Radio Telescope Array Will Scan for Alien Signals

The 27 radio antennae will look for technosignatures emitted by intelligent civilizations.

A NASA Telescope on the Moon’s Far Side Would Explore the Universe’s ‘Dark Ages’

NASA and the Department of Energy are collaborating on the ambitious lunar experiment, called LuSEE-Night.

Construction Begins on World’s Biggest Radio Telescope, Set to Observe the ‘Epoch of Reionization’

The intercontinental Square Kilometer Array will comprise thousands of dishes to image vast swathes of the sky.

Remembering the Arecibo Observatory Dish, Two Years After Its Collapse

The damaged astronomy site faces an uncertain future.

Site of Collapsed Arecibo Telescope Will Become an Education Center

The famous radio telescope dramatically crumbled in December 2020, and now we know what comes next.

China Publishes, Then Deletes Report of Potential Alien Signals

Observations from a radio telescope almost certainly aren't evidence of aliens, but we'd love to know more about these alleged signals.

Strange Radio Signal From Galactic Center Has Astronomers Flummoxed

The signal’s unique pattern could indicate a new kind of stellar object.

60 Million Stars and Not One Alien Detected

Cleanup Costs at the Damaged Arecibo Observatory Could Reach $50 Million

Intriguing ‘Life’ Signal on Venus Was Plain Old Sulphur Dioxide, New Research Suggests

Gut-Wrenching Photos Show Damage at Arecibo Observatory Following Collapse

Photos of the scene are revealing the extent of the damage at the famous facility.