Universe in Numbers : Space and Beyond

By: Grehan, John

The Universe in Numbers is a breathtaking journey through the astonishing mathematics of existence - a celebration of the cosmic quantities that define everything from the smallest atoms to the grandest galaxies.

Look up, and you gaze upon a universe of unimaginable scale. There are more stars in the cosmos than grains of sand on all Earth's beaches - roughly one hundred billion trillion points of light burning across time and space. Our own Milky Way is just one among two trillion galaxies, each a city of stars spiralling through the dark. The nearest star beyond our Sun lies forty trillion kilometres away, and yet that is a mere step across the galactic neighbourhood.

Beyond the stars stretch distances so vast they defy intuition. Light - racing at 300,000 kilometres per second - takes over 13.8 billion years to reach us from the edge of the observable universe. The cosmic web that binds galaxies together spans 93 billion light-years, a filamentary network of matter tracing the afterglow of the Big Bang itself.

But the universe's wonders aren't limited to size and distance - they extend to extremes of density and power. A teaspoon of a neutron star would weigh a billion tons. Supermassive black holes - some billions of times heavier than the Sun - lie at the hearts of galaxies, warping spacetime and devouring light itself. The energy released by a single supernova can outshine an entire galaxy, briefly flooding space with brilliance beyond comprehension.

Through numbers, the vastness becomes tangible. Each statistic is a window - a way to measure the infinite, to feel the weight of creation. The Universe in Numbers transforms abstract science into awe. It reminds us that behind every figure lies a story, of stars forming, galaxies colliding, black holes spinning, and time itself unfolding. These numbers are not just facts; they are the poetry of the cosmos, the silent mathematics of wonder that connects us to everything that has ever been.

• Format: Paperback
• Language: English
• ISBN: 1036185362
• ISBN13: 9781036185367
• Release Date: January 1
• Publisher: Pen & Sword Books Limited
• Length: 176 Pages
• Dimensions: 6.3" x 9.3"