Dossier
Bill Nelson
Coverage of Bill Nelson in the Nexus archive.
- ‘Make Pluto a planet again’? NASA chief revives debate that divides astronomers
NASA Administrator Bill Nelson has reignited the debate over Pluto's planetary status, claiming readiness to 'escalate' the issue. Researchers are responding to his statement, which challenges the 2006 IAU classification that redefined Pluto as a 'dwarf planet'.