Microbes From Space and Bits of Halley's Comet

Hank Green presents SciShow Space News, discussing SpaceX's mission to the ISS, which included delivering bacteria for research. The video also covers the Eta Aquariids meteor shower, originating from Halley's comet, and a new discovery of a brown dwarf by NASA's WISE. The episode concludes with a call to action for viewer engagement.

What was one of the items delivered by SpaceX to the International Space Station during its third resupply mission?

• A new telescope

• An experimental vegetable garden

• A set of new satellites

• A collection of moon rocks

Why is salmonella more virulent when incubated on the International Space Station?

• Due to increased radiation levels

• Because of the effects of microgravity on fluid shear

• Due to higher temperatures in space

• Because of the lack of oxygen

What is the origin of the Eta Aquariids meteor shower?

• Fragments from an asteroid

• Debris from a supernova

• Debris from Halley's comet

• Dust from the Milky Way

What is a brown dwarf?

• A type of black hole

• A failed star that never achieved fusion

• A small planet

• A type of comet

How close is the newly discovered brown dwarf to Earth?

• 15 light years

• 10.5 light years

• 7.2 light years

• 3.5 light years