Back to Article List From the November 2008 issue Ask Astro web extra: Do galaxies have magnetic fields? Associate Editor Daniel Pendick says the dynamo mechanism may be a small part of the answer. By Astronomy Staff | Published: November 24, 2008
Science Ask Astro: If gravity is the weakest fundamental force, why is the Sun’s gravity so far-reaching?
Human Spaceflight, Science Ask Astro: How fast could a ship reach light-speed without crushing its human occupants?
