The bright star Spica will appear to dance around Earth's moon on the night of May 9. Here's how to catch the celestial pair ...

From our vantage point, this causes the pulsar to twinkle, or "scintillate." The effect is similar to how turbulence in Earth's atmosphere makes stars twinkle in the night sky.

Meanwhile, astronomers are keeping watch for a rare nova—a sudden explosion of a distant star—that could appear to the naked ...

The effect is similar to how turbulence in Earth's atmosphere makes stars twinkle in the night sky. Pulsar scintillation gives us unique information about plasma structures that are too small and ...

The interstellar plasma is turbulent and scatters pulsar radio waves slightly away from a direct, straight line path. The ...

The effect is similar to how turbulence in Earth's atmosphere makes stars twinkle in the night sky. Pulsar scintillation gives us unique information about plasma structures that are too small and ...