22K views · 241 reactions | The Power to Explore Student Challenge 2025 is ready for launch! K-12 students are invited to plan a mission that uses Radioisotope Power Systems (RPS) to explore a dark, dusty, or far-away moon in our solar system. nasa.gov/power-to-explore | NASA Solar System Exploration | Facebook

Tick-tock, the Sun’s like a clock — but much more complex to predict. Scientists use a combination of observations, models, and mathematical techniques (including a "solar clock" analysis) to understand how the Sun will behave in the upcoming solar cycle. https://go.nasa.gov/3kzpLoF | NASA’s Goddard Space Flight Center

19K views · 1.2K reactions | The missions of our New Frontiers...