What is astrometry
Have you ever heard about astrometry? Astrometry is a sect of astronomy. It involves the precise measurement of the positions, motions, and distances of celestial objects. Simply put, it helps…
Explore space far, far away, the vast expanse of the universe and cosmic phenomena.
How Does the Transit Method Work for Detecting Exoplanets
One of the most successful techniques for discovering distant exoplanets is the Transit Method. The method is particularly interesting due to its ability to detect relatively small planets, including Earth-sized…
Detecting Exoplanets: How Does the Radial Velocity Method Work
The Radial Velocity Detection Method, or Doppler spectroscopy, is used in astronomy to detect exoplanets. This method is done by observing the velocity variations in a star due to the…
Why Are Cepheid Variables Important?
Cepheid variables are unique stars studied in space. They have been utilized in measuring cosmic distances. While stellar parallax is limited to stars within hundreds of parsecs, Cepheid variable stars…
The Cosmic Distance Ladder to Measure Galactic Distance
The vastness of the universe is crossing unimaginable distances. Measuring these distances is not only important for mapping the universe but also for understanding how it expands and evolves. The…
How to Calculate Star Distance With Stellar Parallax?
The universe is vast, but how do scientists determine the distance of stars? - They use a method called stellar parallax. This article will explain stellar parallax and how scientists…