Citizen Scientists Discover Yellow Balls in Space

What did citizen scientists discover while scanning images from NASA's Spitzer Space Telescope?

• Green bubbles with blue centers

• Yellow balls of molecular matter

• Red stars with green halos

• Blue rings around stars

What do the yellow balls represent in the process of star formation?

• An early stage of massive star formation

• A new type of star

• The final stage of star formation

• A phase after the formation of green bubbles

What are the green bubble rims primarily composed of?

• Icy particles

• Metallic elements

• Polycyclic aromatic hydrocarbons (PAHs)

• Hydrogen gas

What is the role of the yellow balls in the star formation process?

• They indicate the presence of black holes

• They mark the end of star formation

• They are a missing link between embryonic and newborn stars

• They are unrelated to star formation

How can one get involved in the Milky Way Project?

• By subscribing to a space magazine

• By going to zooniverse.org and clicking on 'The Milky Way Project'

• By attending a NASA conference

• By visiting a local planetarium