The source of potentially hazardous solar particles, released from the Sun at high speed during storms in its outer atmosphere, has been located for the first time by researchers at UCL and George Mason University, Virginia, ...
Space Exploration
Mar 3, 2021
6
11848
Near the center of the Milky Way Galaxy sits an immense object that astronomers call Sagittarius A*. This "supermassive" black hole may have grown in tandem with our galaxy, and it's not alone. Scientists suspect that similar ...
Astronomy
Jun 20, 2023
4
1737
It's becoming warmer on Earth. Temperatures during the period spanning 2001 to 2010, for example, were around 0.2 degrees Celsius higher than the previous decade. No serious scientist doubts that humans play a decisive role ...
Earth Sciences
Aug 24, 2017
210
194
A newly discovered object from another star system that's passing through ours is shaped like a giant pink fire extinguisher.
Astronomy
Nov 16, 2017
1
21
When the four-decades-old Voyager 1 and Voyager 2 spacecraft entered interstellar space in 2012 and 2018, respectively, scientists celebrated. These plucky spacecraft had already traveled 120 times the distance from the Earth ...
Astronomy
Apr 26, 2021
2
3147
There are currently almost 2,000 extrasolar planets known to us, but most are inhospitable gas giants. Thanks to NASA's Kepler mission, a handful of smaller, rockier planets have been discovered within the habitable zones ...
Astronomy
Aug 8, 2014
14
0
(Phys.org) —A dormant volcano—a supermassive black hole—lies at the heart of our galaxy. Fresh evidence suggests that it last erupted two million years ago.
Astronomy
Sep 23, 2013
5
0
We've all seen illustrations of the solar system. They're in our school textbooks, on posters, on websites, on t-shirts… in some cases they're used to represent the word "science" itself (and for good reason.) But, for ...
Space Exploration
Sep 18, 2015
1
1127
What will happen to Earth when, in a few billion years' time, the sun is a hundred times bigger than it is today? Using the most powerful radio telescope in the world, an international team of astronomers has set out to look ...
Astronomy
Dec 8, 2016
0
903
In addition to its history-making encounter with Pluto last July, the New Horizons spacecraft also recorded significant changes in how the solar wind behaves far from the Sun.
Space Exploration
Apr 5, 2016
1
566
