Tag Archives: visitors

The Pulsar Map

Posted on October 5, 2025 by ST Editors

by S. Prasad Ganti A recent news item piqued my interest. The National Air and Space Museum in Washington DC opened 5 new galleries. In the “Boeing milestones of flight hall”, etched on the floor is a set of radial … Continue reading →

Posted in October 2025, Sidereal Times | Tagged , , , , | Leave a comment

Visitors from outer space

Posted on September 1, 2025 by ST Editors

by S. Prasad Ganti We are used to sending our spacecraft to nearby astronomical bodies like the moon, the asteroids and the planets in our solar system. What is new over the last few years is the passage of transiting … Continue reading →

Posted in September 2025, Sidereal Times | Tagged , , , , | Leave a comment