Category Archives: Astronomy
Cosmic Cataclysms and the Martian Hemispheric Dichotomy
The 26 June 2008 issue of Nature is devoted to cosmic cataclysms, specifically the impacts of asteroids with planets and moons. The issue contains articles about the still-mysterious Tunguska blast, the South Pole–Aitken basin on the Moon, and research into … Continue reading
Heating the Sun’s Corona
The temperature at the surface of the sun is 6000 kelvin, but the temperature of the sun’s corona is more than 3,000,000 kelvin. But it is still a mystery how the sun’s corona is heated to such a high temperature. … Continue reading
Planetary Observation by Amateur Astronomers
In the 24 January 2008 issue of Nature, Sánchez-Lavega et al. published a paper titled “Depth of a strong jovian jet from a planetary-scale disturbance driven by storms.” The paper reports the results of investigations into the circulation jets in … Continue reading
