Our Sun to be a steady source of light and heat
 Our Sun to be a steady source of light and heat Read The Full Story:
Sep 20, 2004 The Sun Observer's Guide by Pam Spence is a practical reference for how and why to view our nearest star. Though the uninitiated consider our Sun to be a steady source of light and heat, nothing could be further from the truth. Using the proper equipment with appropriate safeguards, viewers can watch a seething tempest. Changes can occur in a few short minutes or, with appropriate record keeping, changes can be seen to vary over decades. This book can start you making worthwhile observations.
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Sep 20, 2004 European scientists recently announced that they had discovered the presence of methane in the atmosphere of Mars using the Mars Express spacecraft. They've had a chance to perform further research on the data now, and produced a map of methane concentrations around the planet. This map surprisingly overlaps a similar map of Mars that shows where its water is located. It could be that geothermal processes are feeding the water table, and venting out methane at the same time. A more exciting possibility is that bacterial life survives wherever there's water, and it's producing methane as a byproduct.
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