Stellar Evolution

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Big Bang Infographic showing the timeline of the history of the big bang and the formation of the building blocks of the universe. he history of the universe is outlined in this infographic. It starts with Inflation, then the first particles in 1 microsecond, followed by first nuclei (10 seconds); first light (300,000 years); first stars (200 million years); galaxies and dark matter (400 million years); dark energy (10 billion years); present (13.8 billion years). NASA

What is Dark Energy? Inside our accelerating, expanding Universe

11 min read

Some 13.8 billion years ago, the universe began with a rapid expansion we call the big bang. After this initial…

Article3 months ago
This visualization provides a three-dimensional perspective on Hubble's image of the nebula Gum 29 with the star cluster Westerlund 2 at its core. The flight traverses the foreground stars and approaches the lower left rim of the nebula Gum 29. Passing through the wispy darker clouds on the near side, the journey reveals bright gas illuminated by the intense radiation of the newly formed stars of cluster Westerlund 2. Within the nebula, several pillars of dark, dense gas are being shaped by the energetic light and strong stellar winds from the brilliant cluster of thousands of stars. Credit: NASA, ESA, G. Bacon, L. Frattare, Z. Levay, and F. Summers (Viz3D Team, STScI), and J. Anderson (STScI)

The Lives, Times, and Deaths of Stars

4 min read

Who among us doesn’t covertly read tabloid headlines when we pass them by? But if you’re really looking for a…

Article4 years ago
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