Altair, the brightest star in the constellation Aquila. It is the 12th brightest star in the sky, with an apparent magnitude of 0.77. Altair is about 10 times as luminous as the sun and is white in color. It is about 16 light-years from the earth. As seen from the earth, Altair has a faint star on each side of it.
After Viking 1 captured images of what looked like a face on Mars, the public began to speculate. Had Martians carved a colossus, or was there another answer?
We can't defy the odds of an asteroid taking a turn for Earth forever, so the world's astronomers watch the sky. What happens once they spot something?