An atmospheric scientist explains why water can do some strange-looking things at very cold temperatures, and what's different about snowfalls on Mars. Read more.
The zodiacal light is an eerie light extending up from the horizon. This is a good time of year to see it in the evening, from the Northern Hemisphere. Southern Hemisphere, look before dawn! Read more.
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From February 6 to 8, you’ll find a waxing crescent moon in the west after sunset. Watch for earthshine: sunlight bounced from Earth onto the darkened portion of the moon.
View larger at EarthSky Community Photos. | Photographer John Ashley captured the zodiacal light near Augusta, Montana, on January 29. He said: "After twilight fades into inky darkness, zodiacal light rises from the western horizon as a subtle cone of luminous light (white, no color) that's slightly dimmer than winter's faint Milky Way." Thanks, John!
