Blue Origin on Monday confirmed William Shatner, who starred as Captain James T. Kirk in the original Star Trek series, will fly to space October 12 aboard the company's crewed rocket, becoming the oldest ever astronaut.
Space Exploration
Oct 4, 2021
1
5
Scientists have succeeded in dating some of the oldest stars in the galaxy with unprecedented precision by combining data from the stars' oscillations with information about their chemical composition.
Astronomy
May 17, 2021
5
579
Determining how rapidly the universe is expanding is key to understanding our cosmic fate, but with more precise data has come a conundrum: Estimates based on measurements within our local universe don't agree with extrapolations ...
Astronomy
Mar 8, 2021
9
481
A hot, rocky "super Earth," near one of the oldest stars in the galaxy has taken a team of planet-hunting scientists by surprise.
Astronomy
Jan 12, 2021
1
102
Theories on how the Milky Way formed are set to be rewritten following discoveries about the behavior of some of its oldest stars.
Astronomy
Nov 16, 2020
11
3518
It is a widely accepted theory today that when the first stars formed in our universe approximately 13 billion years ago, they quickly came together to form globular clusters. These clusters then coalesced to others to form ...
Astronomy
Jul 28, 2020
8
252
The outskirts of the Milky Way are home to the galaxy's oldest stars. But astronomers have spotted something unexpected in this celestial retirement community: a flock of young stars.
Astronomy
Jan 8, 2020
8
5105
The oldest stars in our Galaxy are also the busiest, moving more rapidly than their younger counterparts in and out of the disk of the Milky Way, according to new analysis carried out at the University of Birmingham.
Astronomy
Aug 28, 2019
0
525
Using high-resolution adaptive optics imaging from the Gemini Observatory, astronomers have uncovered one of the oldest star clusters in the Milky Way Galaxy. The remarkably sharp image looks back into the early history of ...
Astronomy
Mar 21, 2019
4
253
Just how quickly is the dark matter near Earth zipping around? The speed of dark matter has far-reaching consequences for modern astrophysical research, but this fundamental property has eluded researchers for years.
Astronomy
Jan 24, 2018
78
478
