Sentences with phrase «when small comets»

Schultz thought that when small comets slam into the Moon's surface — as they occasionally do — the coma may scour away loose soil from the surface, not unlike the gas from the lunar modules.

Not exact matches

Cold comets are small and unspectacular, but when they heat up, the ice and dust that blow off catch sunlight, forming a round cloud (the head, or coma, of the comet) and long streamers (the tail).

And when a mile - wide comet fragment plummets to Earth and creates a 600 - mph tsunami, the scene was very accurate, except for only a few small details.

At first, when observations of the comet were sparse and its orbit wasn't well defined, they suggested that the cosmic iceball even had a small chance of striking Mars.

Synopsis: When teenagers Mike (Grant Cramer) and Debbie (Suzanne Snyder) see a comet crash outside their sleepy small town, they investigate and discover a p...

Synopsis: «When teenagers Mike (Grant Cramer) and Debbie (Suzanne Snyder) see a comet crash outside their sleepy small town, they investigate and discover a pack of murderous aliens who look very much like circus clowns.

But this close encounter does provide a teachable moment for Rusty Schweickart, the Apollo astronaut who, through the B612 Foundation, has been on a mission for years to get the world's powers focused on planning for the inevitable day when we have a losing spin in this never - ending game of «Solar System Roulette» — as a smaller, but still cataclysmically dangerous, comet or asteroid is identified as having an earth - intersecting trajectory.