Why Everyone Was Watching Tabby's Star Last Weekend

The video discusses the mysterious dimming of Tabby Star, which has puzzled astronomers due to its unpredictable brightness changes. Various hypotheses, including alien megastructures and natural phenomena, are explored. The video also introduces KELT-11b, a low-density gas giant, and highlights the use of spectroscopy to study exoplanet atmospheres. Future research aims to use advanced telescopes like the James Webb Space Telescope to further understand these phenomena.

What is one of the natural explanations for the dimming of Tabby Star?

• A supernova

• Crumbling comets

• A black hole

• Alien megastructures

What recent event allowed astronomers to gather more data on Tabby Star?

• A solar eclipse

• A supernova explosion

• A meteor shower

• A new dimming event

What is unusual about the exoplanet KE LT11B?

• It has a solid surface

• It is denser than Earth

• It is smaller than Mars

• It is as dense as Styrofoam

What technique do astronomers use to analyze the atmosphere of exoplanets?

• Spectroscopy

• Seismology

• Radiography

• Astrology

Why is KE LT11B a good candidate for atmospheric analysis?

• It has a large atmosphere

• It is the smallest known planet

• It has a solid core

• It is very close to Earth