<![CDATA[ NASA may not be able to move forward with all three of its planned Venus missions as budget pressures force difficult trade-offs across its planetary science portfolio. ]]>
Venus exploration focuses on studying Earth's 'sister planet' to understand its geology, atmosphere, and potential for past or present life. Missions to Venus have included orbiters and landers, revealing its extreme conditions and volcanic activity.
Planetary science is the study of planets, moons, and other celestial bodies in our solar system and beyond. It encompasses various disciplines, including geology, atmospheric science, and astrobiology, to understand the formation, evolution, and potential for life on these bodies.