NASA's new frontier, and the Trouble with "Gravity"

When the most distant galaxy was first detected by NASA scientists, how long after the Big Bang was the light from that galaxy emitted?

• 13.3 billion years

• 420 million years

• 560 million years

• 400 million years

What is the scientific effect where the gravity of a large object bends light around it, making distant objects appear magnified?

• Light refraction

• Gravitational lensing

• Cosmic magnification

• Stellar distortion

Which three powerful space telescopes are working together in the Frontier Fields program to observe very distant galaxies?

• Hubble, Kepler, and Chandra

• Hubble, Spitzer, and Chandra

• James Webb, Hubble, and Spitzer

• Spitzer, Kepler, and James Webb

What shape would tears take in a weightless environment, like space, due to surface tension?

• Teardrop-shaped

• Spherical

• Flat and spread out

• Irregular and jagged