Back to Articles Image Of The Day

An Artificial Comet

📖 3 min read 📊 beginner 🏷️ NASA APOD

In Brief

Yes, but can your comet tail do this? No, and what you are seeing is not the tail of a comet. The picture features a cleverly overlayed time-lapse sequence of a group of satellites orbiting Earth together in June. Specifically, these are Starlink communications satellites in low Earth orbit reflecti...

An Artificial Comet

Disclosure: This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases.

The Full Story

Yes, but can your comet tail do this? No, and what you are seeing is not the tail of a comet. The picture features a cleverly overlayed time-lapse sequence of a group of satellites orbiting Earth together in June. Specifically, these are Starlink communications satellites in low Earth orbit reflecting back sunlight before sunrise to Inner Mongolia, China. Although the satellites appear to the human eye as points, the 20-second-long camera exposures caused them to appear as short streaks. Current...

Key Takeaways

  • 1 Important astronomical discovery
  • 2 Advances our understanding
  • 3 Future research potential
National Geographic Planisphere Star Finder

National Geographic Planisphere Star Finder

Essential tool for identifying constellations and stars. Perfect for beginners learning the night sky.

Check Price on Amazon
*As an Amazon Associate, we earn from qualifying purchases.

How We Know This

Scientific observation and analysis

What This Means

Contributes to our knowledge of the universe

Why It Matters

Important advance in astronomy

Related Topics

#astronomy #discovery