Tag Archive for 'Polar vortex'

Perspective view of Mars’ north polar ice cap and its distinctive dark troughs forming a spiral-like pattern. The view is based on images taken by ESA’s Mars Express and generated using elevation data from the Mars Orbiter Laser Altimeter on board NASA’s Mars Global Surveyor. Image credit: ESA / DLR / FU Berlin / NASA / MGS / MOLA Science Team.

Martian North Polar Vortex Creates Seasonal Ozone Layer, Planetary Scientists Say

Sep 17, 2025 by News Staff

The polar vortex is a consequence of Martian seasons, which occur because the planet’s axis is tilted at an angle of 25.2 degrees, according to University...

On August 31, 2012, a long filament of solar material that had been hovering in the Sun’s atmosphere, the corona, erupted out into space at 4:36 p.m. EDT. The CME traveled at over 900 miles per second. It did not travel directly toward Earth, but did connect with Earth’s magnetic environment, or magnetosphere, with a glancing blow, causing aurora to appear on the night of September 3. Image credit: NASA’s Goddard Space Flight Center.

Sun Has Swirling Polar Vortices, New Study Suggests

Nov 18, 2024 by News Staff

Polar vortices are present in planetary atmospheres, from the Earth-like rocky planets to Jupiter- and Saturn-like gas giants. However, not much is known...