# George Dransfield

Type: Person

Source: Space & Defense Intelligence Brief — https://getspacebrief.com/entity/george-dransfield
Canonical HTML page: https://getspacebrief.com/entity/george-dransfield

## Timeline

- **2026-06-25**: Discovery Announced — Publication in Monthly Notices of the Royal Astronomical Society and simultaneous press release by University of Oxford detailing the detection of TOI-791 b and c.

## Recent coverage (1 stories)

### Two Jupiter-Sized Planets Found with Density 97% Lower Than Jupiter
2026-06-28 16:40:05 · Sentiment: Neutral · Impact: 5/10 · Sources: 40

Astronomers have discovered two ‘super-puff’ exoplanets, TOI-791 b and c, each the size of Jupiter but with densities of just 0.038 and 0.047 g/cm³ — the lowest ever recorded. TESS data and Antarctic ground observations revealed the pair, and JWST is set to analyze their composition.
Full story: https://getspacebrief.com/story/super-puff-planets-toi-791-density

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