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	Resources News topics  Resource Topics Earth, Moon, and the Sun  The Solar System  Space Probes and Human Exploration  Stars and Nebulae  Astronomers and Observatories  Galaxies and Cosmology  Stargazing and Star Lore Resources Weekly stargazing tips   Upcoming/Ongoing Explorations   Table of Brightest Stars   Extrasolar planets   Solar System Guide News & Features Follow the latest developments in the most compelling areas of astronomy and space exploration through the pages of StarDate magazine. Extrasolar Planets During the past decade, astronomers have discovered far more planets outside our solar system — called extrasolar planets — than are located within it. Mars Exploration and Life on Mars An armada of orbiters and landers continue their reconnaisance of the red planet. Black Holes Earth Impacts and Extinction Events Size and Age of the Universe
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