Since its launch, Kepler has helped astronomers confirm the existence of more than 1,000 exoplanets, or planets outside of our solar system. Astronomers now believe that, on average, there may be at least one planet orbiting every star in the sky.
nemÂ·eÂ·sis. n. pl. nemÂ·eÂ·ses (-sÄzâ²). 1. A source of harm or ruin: Uncritical trust is my nemesis. 2. Retributive justice in its execution or outcome: To follow the proposed course of action is to invite nemesis. 3. An opponent that cannot be beaten or overcome. 4. One that inflicts retribution or vengeance. 5.
A meme (pronounced /miËm/)[1] is a popular neologism for the term cultural trait; that is, a learned thought, feeling, or behavior. Examples include thoughts, ideas, theories, practices, habits, songs, dances and moods.