Detection

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Articles about Detection

672 published items.

How Are Exoplanets Detected?
Space science

How Are Exoplanets Detected?

Astronomers detect exoplanets through transits, stellar wobble, direct imaging, microlensing, astrometry and timing signals, then use follow-up observations to rule out…

September 11, 2026
How Do Astronomers Detect Exoplanets?
Space science

How Do Astronomers Detect Exoplanets?

Astronomers usually detect exoplanets indirectly, by measuring how a planet changes the light, motion, or gravitational behavior of its host star.

September 10, 2026