What Is Kepler 37B? | Smallest Known Exoplanet Planet in the Universe

The video tutorial introduces Kepler 37 B, an exoplanet discovered by the Kepler Space Telescope in February 2013. It is the smallest planet found around a mid-sequence star outside our solar system, with a size slightly larger than the Moon but smaller than Mercury. Classified as a sub-Earth exoplanet, it orbits its host star, Kepler 37, every 13 days at a distance of 9.3 million miles. The video also provides details on its physical characteristics, such as a diameter of 2400 miles and a surface temperature of 700 Kelvin. Kepler 37 B can be located in the constellation Lyra in the night sky.

What is the significance of Kepler 37 B in terms of its size compared to other planets?

• It is the largest planet discovered around a mid-sequence star.

• It is slightly larger than Mercury.

• It is the same size as Earth.

• It is the smallest planet discovered around a mid-sequence star.

Which observatory was responsible for the discovery of Kepler 37 B?

• Chandra X-ray Observatory

• James Webb Space Telescope

• Hubble Space Telescope

• Kepler Space Observatory

What is the approximate diameter of Kepler 37 B?

• 5000 miles

• 3000 miles

• 1500 miles

• 2400 miles

How long does it take for Kepler 37 B to complete one orbit around its star?

• 365 days

• 9.3 million miles

• 30 days

• 13 days

In which constellation can Kepler 37 D be found?

• Orion

• Lyra

• Ursa Major

• Scorpius