Science ❯ Astrobiology ❯ Exoplanets

Habitability

Volatile Sources Environmental Conditions Earth-like Planets Atmospheric Retention Life in the Universe Orbital Architecture Chemical Goldilocks Zone Chemical Composition Sub-surface Oceans Hydrogen Clouds Life Potential Radiolytic Habitable Zone White Dwarfs Life Forms Life Beyond Earth Venus Ocean Worlds Europa Planetary Atmospheres Life Detection Methods Planetary Influence Planetary Systems

JPL Study Maps Propulsion Paths to Reach the Solar Gravitational Lens in Decades

A new Turyshev preprint quantifies feasible sail versus nuclear options for an exoplanet‑imaging mission.

Study Finds Planetary Oxygen at Birth Controls Life-Critical Phosphorus and Nitrogen

Mars’ Gravity Helps Drive Earth’s Ice‑Age Cycles, New Simulations Show

First All-Sky Census of Nearby K Dwarfs Flags 529 Prime Targets for Earth-Like Planet Searches

Cosmic Rays Can Sustain Subsurface Life in New Radiolytic Habitable Zone