Sunspots were first seen by Galileo, and in the eighteenth century Rudolf Wolf concluded from his study of previous observations that there was a roughly eleven-year solar cycle of activity. In 1919 the astronomer George ...
Space Exploration
Jan 11, 2021
0
36
Solar Orbiter is getting ready for the first of many gravity assist flybys of Venus on 27 December, to start bringing it closer to the sun and tilting its orbit in order to observe our star from different perspectives.
Space Exploration
Dec 18, 2020
1
336
A large, previously unrecognized reservoir of water ice on Mars is well preserved and formed within the past few million years, says a paper led by Planetary Science Institute Senior Scientist Daniel C. Berman.
Space Exploration
Dec 15, 2020
0
138
When it comes to the Moon, everyone wants the same things. Not in the sense of having shared goals, but in the sense that all players target the same strategic sites—state agencies and the private sector alike. That's because, ...
Space Exploration
Dec 10, 2020
6
38
The impact of sea surface temperature variations in the tropical Pacific on global climate has long been recognized. For instance, the episodic warming of the tropical Pacific during El Niño events causes melt of sea ice ...
Environment
Nov 20, 2020
5
238
Britain's most advanced polar research ship in decades was set to begin technical sea trials on Wednesday before making its maiden voyage to Antarctica next year.
Earth Sciences
Oct 21, 2020
0
9
NASA on Thursday announced it was in the market for Moon rocks, and wants to pay companies to scoop out the dirt, take a photo, and then have it ready for collection by a future mission.
Space Exploration
Sep 10, 2020
0
85
To the surprise of many planetary scientists, the oxidized iron mineral hematite has been discovered at high latitudes on the Moon, according to a study published today in Science Advances led by Shuai Li, assistant researcher ...
Space Exploration
Sep 02, 2020
8
470
Mite extinctions are occurring at least 1,000 times the natural rate—a finding a University of Queensland researcher says is another warning that global biodiversity is in deep trouble.
Plants & Animals
Sep 02, 2020
0
444
Vast areas of the Martian night sky pulse in ultraviolet light, according to images from NASA's MAVEN spacecraft. The results are being used to illuminate complex circulation patterns in the Martian atmosphere.
Space Exploration
Aug 06, 2020
1
445
