Since 2015, the field of astrophysics has been transformed by the groundbreaking discovery of gravitational waves — ripples in spacetime produced by cataclysmic events such as the merger of black holes. But are we interpreting these cosmic signals as accurately as we could? A collaborative team from the University of Portsmouth, University of Southampton, and … Read more
Introduction: A Cosmic Mystery Worth Considering Is Our Universe Inside a Black Hole? At first, this sounds like science fiction. But surprisingly, it’s a real hypothesis debated by physicists. The concept comes from merging general relativity with observations about the mass, size, and behavior of our universe. It’s strange. It’s hard to wrap your mind … Read more
Introduction: Light, Gravity, and Hidden Galaxies Astronomy isn’t just about observing what’s visible. Often, the most fascinating secrets of the universe lie hidden in the dark. These are galaxies too distant, too dim, or cloaked behind brighter cosmic objects. But how do scientists uncover these cosmic phantoms? Enter Einstein Rings—elegant, glowing loops of light that … Read more
Introduction: The Curious Case of Light Bending in Space In the vast canvas of space, where stars and galaxies dance in silence, nature occasionally paints something truly spectacular—Einstein Ring. It’s not a structure or a solid object, but rather a cosmic illusion created by gravity’s unseen hand. A perfect circle of light, shining around a … Read more
The Allure of the Distant Galaxy: HerS 020941.1+001557 and its Gravitational Lensing Distortion The Lensing Culprit: SDSS J020941.27+001558.4 and the Mechanics of Gravitational Lensing A Cosmic Intruder: SDSS J020941.23+001600.7 and the Complexity of Gravitational Lensing Systems The Power of Gravitational Lensing: More Than Just a Pretty Arc Gravitational lensing is far more than just an … Read more