Sweeping over the south pole of Mars

PF_SpaceNews
Sweeping over the south pole of Mars

An unusual observation by Mars Express shows a sweeping view over the planet's south polar ice cap and across its ancient, cratered highlands.

Continue reading...
 
Astronomy news on Phys.org
Be sure to click on the first picture in the article to see the 'actual' picture.
 

Thread 'Does it make sense to build new radio telescopes?'

TL;DR Summary: In 3 years, the Square Kilometre Array (SKA) telescope (or rather, a system of telescopes) should be put into operation. In case of failure to detect alien signals, it will further expand the radius of the so-called silence (or rather, radio silence) of the Universe. Is there any sense in this or is blissful ignorance better? In 3 years, the Square Kilometre Array (SKA) telescope (or rather, a system of telescopes) should be put into operation. In case of failure to detect...
View full post »
Thread 'Could gamma-ray bursts have an intragalactic origin?'

Thread 'Could gamma-ray bursts have an intragalactic origin?'

This is indirectly evidenced by a map of the distribution of gamma-ray bursts in the night sky, made in the form of an elongated globe. And also the weakening of gamma radiation by the disk and the center of the Milky Way, which leads to anisotropy in the possibilities of observing gamma-ray bursts. My line of reasoning is as follows: 1. Gamma radiation should be absorbed to some extent by dust and other components of the interstellar medium. As a result, with an extragalactic origin, fewer...
View full post »

Thread 'Our Beautiful Universe - Photos and Videos'

This thread is dedicated to the beauty and awesomeness of our Universe. If you feel like it, please share video clips and photos (or nice animations) of space and objects in space in this thread. Your posts, clips and photos may by all means include scientific information; that does not make it less beautiful to me (n.b. the posts must of course comply with the PF guidelines, i.e. regarding science, only mainstream science is allowed, fringe/pseudoscience is not allowed). n.b. I start this...
View full post »

Similar threads

B North and South poles of Mars are at different temperatures?
Replies
13
Views
3K
B Mars' Global Sandstorm: Causes and Effects
Replies
4
Views
2K
Could Mars's collision with orbiting asteroid reactivate atmosphere?
Replies
6
Views
4K
B Blazar as the Source of Cosmic Neutrinos Confirmed
Replies
8
Views
2K
Understanding Gravity & Orbit in Our Solar System
Replies
9
Views
3K
Polar coordinates of solar system
Replies
4
Views
5K
I Nature paper on Moon's initial evolution - Tidally driven remelting
Replies
1
Views
2K
I Are Cosmic Rays Intensifying Across the Globe?
Replies
4
Views
8K
Geometric Magnetic Pole vs Magnetic North Pole
Replies
1
Views
8K
B Interplanetary travel, Arctic sea ice
2
Replies
85
Views
9K

Hot Threads

Recent Insights

Back
Top