Right now, we know of about 4,000 confirmed exoplanets, mostly thanks to the Kepler mission. TESS, the Transiting Exoplanet Survey…
Miss out on Comet 45/P Honda-Mrkos-Padadušáková last month? We'll admit, it was fairly underwhelming in binoculars... but fear not, there's…
It’s an engaging thought experiment. What if Earth had multiple moons? Our world has one large natural satellite, just over…
As NASA and the European Space Agency prepare their remote photojournalists - Mars Express, Mars Reconnaissance Orbiter and the Curiosity…
Can’t find asteroid 2010 QW1 in the Minor Planet Database? No, the “Men in Black” didn’t secretly remove this Earth-orbiting…
If you honed your observing chops on Comet PANSTARRS this spring, consider dropping in on Comet Lemmon, now returning to the…
Wow - what an image! Michael Jaeger's photo of Comet C/2011 L4 PANSTARRS on March 19 resembles those taken by…