Asteroid collision

Exoplanets

Fomalhaut b: Exoplanet or Puff of Dust?

Is Fomalhaut b “the planet that never was”? Astronomers continue to contest the nature of this directly imaged object around a nearby star.

Fomalhaut

Stargazing Basics

Meet Fomalhaut, the Autumn Star

The bright star Fomalhaut, home to three suns plus a planet, peeks over the southern horizon in early autumn evenings in the Northern Hemisphere.

Explore the Night with Bob King

Exoplanets for Autumn Evenings

Exoplanets pepper the night sky. We may not be able to observe them directly, but we can use their host stars as surrogates to envision them in our mind's eye.

Explore the Night with Bob King

Exoplanets for the Mind's Eye

While we may never see a planet orbiting a star other than the sun that doesn't mean we can't go there in a flight of fancy.

Exoplanets

Fomalhaut Star System Actually a Triple

Turns out “the lonely star of autumn” has not just one, but two distant companions, making it one of the most widely separated systems known.

Exoplanets

Fomalhaut b: An Exoplanet Redeemed

New analysis suggests that Fomalhaut b — an exoplanet discovered in 2008 and disputed ever since — really does exist.

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