When asteroid 2004 BL86 passed near Earth on January 26, it wasn't alone. A small moon came along for the ride.
Choose between $300,000 for a self-destructing physical copy of "Private Vegas," or try your luck at getting a self-destructing digital version with a 24-hour countdown timer.
You don't have to duck, but a good-sized asteroid will make a fairly close flyby of Earth at the end of the month.
For the first time, a distant, pulsing neutron star was there for astronomers to study -- until it disappeared. Crave's Eric Mack explains the extreme forces hiding it from view.
The first big comet-spotting opportunity of the year is already under way. Here's how to head outside this month to spy a steaming space rock called Lovejoy.
Virtual reality is actually real, and it's finally here. But there's a lot of work that needs to be done before it's ready to be experienced by everyone.
Vesta, an asteroid the size of Arizona, gets its own geologic map showing its history of meteorite impact craters over its billions of years of existence.
The second-generation DEV-50V design improves zoom range, the electronic viewfinder, ruggedness, and size -- but not price.
The closest look ever at a new comet will happen when the mountain-size comet Siding Spring buzzes past Mars this weekend.
The promise of the curved sensor is better pictures in even thinner phones.