A) Triangular B) Cube-shaped C) Cigar-shaped D) Spherical
A) 400,000 miles per hour B) 1 million miles per hour C) 50,000 miles per hour D) About 196,000 miles per hour
A) Man-made object B) Fragment of a comet C) From another star system D) An asteroid from our solar system
A) Green B) Reddish C) Blue D) Yellow
A) Hubble B) Subaru C) Pan-STARRS D) Keck
A) Scout B) Visitor C) Friend D) Traveler
A) Hyperbolic B) Elliptical C) Circular D) Parabolic
A) Avi Loeb B) Neil deGrasse Tyson C) Stephen Hawking D) Carl Sagan
A) Flashed irregularly B) Completely dimmed every rotation C) Varied by a factor of 10 D) Remained constant
A) Towards Mars B) Out of the solar system C) Towards the Sun D) Towards Jupiter |