When astronomers (Bond 2013) first dated the star HD 140283, which lies a mere 190 lightyears from Earth in the constellation of Libra, they were puzzled. This rare, star appeared to be rather ancient and was quickly nicknamed ...
Astronomy
Oct 27, 2014
76
0
Cosmologically speaking, the Milky Way and its immediate neighborhood are in the boondocks.
Astronomy
Jun 6, 2017
30
2502
We've already talked about how you're living at the center of the universe. Now, I'm not going to say that the whole universe revolves around you… but we both know it does. So does this mean that there's something special ...
Astronomy
Apr 4, 2016
7
121
The solar system has eight planets. In 2006, astronomers reclassified Pluto as a dwarf planet, the same class that contains Eris, Sedna, Quaoar, Ceres and perhaps many more solar system small bodies. These are defined approximately ...
Astronomy
Mar 14, 2022
5
815
Flavor Flav knows what time it is. At least he does for Flavor Flav. Even with all his moving and accelerating, with the planet, the solar system, getting on planes, taking elevators, and perhaps even some light jogging. ...
General Physics
Aug 29, 2014
48
1
The universe is not only expanding - it is accelerating outward, driven by what is commonly referred to as "dark energy." The term is a poetic analogy to label for dark matter, the mysterious material that dominates the matter ...
Astronomy
Oct 2, 2017
9
2175
A collaboration led by scientists at Nagoya University in Japan has investigated the nature of dark matter surrounding galaxies seen as they were 12 billion years ago, billions of years further back in time than ever before. ...
General Physics
Aug 1, 2022
4
223
The universe. It's the only home we've ever known. Thanks to its intrinsic physical laws, the known constants of nature, and the heavy-metal-spewing fireballs known as supernovae we are little tiny beings held fast to a spinning ...
Astronomy
May 12, 2015
13
433
In 2004, astronomers examining a map of the radiation leftover from the Big Bang (the cosmic microwave background, or CMB) discovered the Cold Spot, a larger-than-expected unusually cold area of the sky. The physics surrounding ...
Astronomy
Apr 20, 2015
23
3036
The universe is expanding, but how fast exactly? The answer appears to depend on whether you estimate the cosmic expansion rate—referred to as the Hubble's constant, or H0—based on the echo of the Big Bang (the cosmic ...
Astronomy
Apr 4, 2023
19
575
