Astronomy & Observing News

Is the Phosphine Biosignature on Venus a Calibration Error?

The already tentative detection of phosphine is under heavy scrutiny from the scientific community. A problem with the ALMA data hasn't helped.

Pioneer Venus

Astronomy & Observing News

Did Pioneer Venus Find Phosphine First?

NASA's Pioneer Venus mission, which launched in 1978, found the first tantalizing clues of phosphine, a potential biosignature gas — but it took 40 years to realize it!

EnVision Orbiter

Astronomy & Observing News

Race to Venus: How We’ll Verify Phosphine

Confirming phosphine's presence on Venus is difficult from Earth . . . and that makes a good case for a mission to our sister planet.

Gibbous Venus from Akatsuki

Astronomy & Observing News

Potential Biosignature Found in Venus’s Clouds

Astronomers might have found a potential indication of life in the clouds of Venus.