SETI’s senior astronomer explains how colossal artifacts could be the key to finding extraterrestrial life, past or present.

From Lowell Observatory in Flagstaff to Mount Lemmon near Tucson, here are the most recommended locations places for ...

Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.

The Rotunda Museum and Putnam Collection Center showcase historic artifacts, including Percival Lowell’s ... Right next door ...

The crescents at right are image artifacts that will not appear once the instrument is calibrated. Credit: NASA/SwRI/NRL The NFI opened its eye to the sky first on April 14, imaging the Sun ...

A scientist from Tokyo Metropolitan University has solved the longstanding problem of a "dissonance" in gravitational waves ...

There will be a coin auction, refreshments, and a coin raffle, as well as a presentation about unusual numismatic collectibles. All members and interested parties are invited to attend. 7 p.m. May 6, ...

Such artifacts as the Hubble Space Telescope back-up mirror—which, incidentally, did not have the same problems as the one actually launched—and parts of the Chandra X-ray Astronomy ...

New data from the MIRI EGS Galaxy and AGN (MEGA) survey showcases the power of the James Webb Space Telescope's Mid-Infrared ...