Asteroids
Here’s Your Chance To Send A Message To An Asteroid
What's your vision for solar system exploration? And how cool would it be to send it literally into the solar…
Hunting for “Minimoons” Orbiting Earth
It’s an engaging thought experiment. What if Earth had multiple moons? Our world has one large natural satellite, just over…
Tonight’s Moon-Mars-Saturn Trio Recalls Time of Terror
Check it out. Look southwest at dusk tonight and you'll see three of the solar system's coolest personalities gathering for…
One That Fell to Earth: Researchers Reveal 2012 Novato Meteorite Took a Beating
What's the chance of that thump you just heard in your house was a meteorite hitting your roof? That was…
Gravity Isn’t The Only Thing Holding Asteroids Together: Study
How do asteroids hold their rubble piles together? Previously, scientists said it was a combination of friction and gravity. But…
If the Sun Were the Size of a Person, How Big Would an Asteroid Be?
I love anything that attempts to provide a sense of scale about the Solar System (see here and here for…
This Model Of Earth’s Giant Impacts Makes Us Wonder How Life Arose
In case you need a reminder that the solar system was a harsh place to grow up, the early Earth…
If You Mine An Asteroid, Who Does The Property Belong To?
There have been several proposals in recent months to visit asteroids -- NASA is talking about sending astronauts to an…
Rosetta Zooms Toward an Extraordinary Comet
I thought the photos earlier this week were amazing. This little movie, made of 36 'smoothed' or interpolated images of…
Flaming Space Junk Makes Jaws Drop in Australia
"It first looked like a plane with fire coming out of the tail." -- Aaron O. "I have never seen…