1. German astronomer who first stated laws of planetary motion (1571-1630)
   - Kepler, Johannes Kepler

Type of: astronomer, stargazer, uranologist

• at-bat
• Atabrine
• Atacama Desert
• Atacama Trench
• atactic
• atactic abasia
• Atakapa
• Atakapan
• ataman
• atar
• ataractic
• ataractic agent
• ataractic drug
• Atarax
• ataraxia
• ataraxic
• ataraxis
• ataraxy
• Ataturk
• atavism
• atavist
• atavistic
• ataxia
• ataxic
• ataxic abasia