Astronomy Picture of the day (23 August)

Abell 3827: Cannibal Cluster Gravitational LensImage Credit: ESA/Hubble & NASA, R. Massey Explanation: Is that one galaxy or three? Toward the right of the featured Hubble image of the massive galaxy cluster Abell 3827 is what appears to be a most unusual galaxy — curved and with three centers. A detailed analysis, however, finds that these are three images of the same background … Read more

What Are Gravitational Waves ?

Gravitational waves

Image Credit: needpix Gravitational waves : Before talking about Gravitational waves , Let’s talk about ,  What is a Wave ? So, wave is defined as the disturbance or disorder that transfers energy from one point to another point or from point to point in a medium ( Solid, Liquid, Gas, and Vacuum). Now let’s move on to our … Read more