Astronomy

Wolf–Rayet Star R136a1 Gets Sharpest Ever Image

Wolf–Rayet Star R136a1 Gets Sharpest Ever Image

R136a1 is the highest mass star known in the Universe - new images from the Gemini Observatory suggest it is less massive than previously thought.

Neutron Star Mergers To Add Gravitational Wave Detection Insights

Neutron Star Mergers To Add Gravitational Wave Detection Insights

Knowledge of gravitational waves may get a boost from new work on the oscillations prior to binary neutron star mergers

Black Widow Neutron Star Is the Heaviest Ever Seen

Black Widow Neutron Star Is the Heaviest Ever Seen

A condensed collapsed star has chewed up and eaten almost the total mass of its stellar companion. In so doing, it has become the heaviest neutron star observed to date.

Maisie’s Galaxy May Be One Of Earliest Galaxies Ever Observed

Maisie’s Galaxy May Be One Of Earliest Galaxies Ever Observed

Objects from more than 13 billion years ago, among them Maisies Galaxy, are included in two new images from NASA’s James Webb Space Telescope.

Cartwheel Galaxy Clearly Caught By Webb Telescope

Cartwheel Galaxy Clearly Caught By Webb Telescope

The James Webb Space Telescope has captured the Cartwheel galaxy in unparalleled detail in a breathtaking composite from Webb’s Near-Infrared Camera (NIRCam) and Mid-Infrared Instrument (MIRI).

Webb Space Telescope’s MIRI Completes Final Checks

Webb Space Telescope’s MIRI Completes Final Checks

The 2nd of 4 important scientific instruments on NASA's James Webb Space Telescope is now ready for science, after the Mid-Infrared instrument finished postlaunch preparations

Pulsar Shows Gravity To Be Constant Throughout Universe

Pulsar Shows Gravity To Be Constant Throughout Universe

Astronomers are now closer to understanding how gravity works across the universe, thanks to a 21-year study of a pair of stars, a pulsar and a white dwarf.

NASA’s WISE Uncovers Most Luminous Galaxy In Universe

NASA’s WISE Uncovers Most Luminous Galaxy In Universe

NASA's Wide-field Infrared Survey Explorer has discovered a far-away galaxy that is shining with the light of more than 300 trillion suns. The galaxy is the most luminous galaxy ever found.

Very Large Array Images Show Astonishing Change in Young Star System

Very Large Array Images Show Astonishing Change in Young Star System

Two images of a young star, created 18 years apart, have revealed a dramatic difference that is providing astronomers with a unique, "real-time" look at how massive stars develop in the earliest stages.