Home / Science / Astronomy


A New Paradigm in Parachute Design

This array of parachutes, designed for NASA’s Orion spacecraft, is seen here during a test above Eloy, Ariz., in 2015. Several parachute designs for Orion have also been tested in NASA wind tunnels. (Credit: NASA) Click for a full size ...

Read More »

The Heat is On

The saucer-like Mars Science Laboratory, which landed the Curiosity rover on MARS, featured the largest heat shield (pictured here)—at 14 feet 9 inches in diameter—to enter a planet’s atmosphere. NASA is now engaging in R&D for even larger heat shields ...

Read More »

The metal that appeared from nowhere

There is more lithium present than the Big Bang created (Credit: Siloto/Alamy) Click for a full size image   The metal that appeared from nowhere A mysterious cosmic factory is producing lithium. Scientists are now getting closer at finding out ...

Read More »

Self-made stars

This composite image shows powerful radio jets from the supermassive black hole at the center of a galaxy in the Phoenix Cluster inflating huge “bubbles” in the hot, ionized gas surrounding the galaxy. The cavities inside the blue region were ...

Read More »

An Ice World…With an Ocean?

A dramatic plume sprays water ice and vapor from the south polar region of Saturn’s moon Enceladus. Cassini’s first hint of this plume came during the spacecraft’s first close flyby of the icy moon on February 17, 2005. Credit: NASA/JPL/Space ...

Read More »

Supernova spotted shortly after explosion

BRIGHT AND EARLY Scientists caught an early glimpse of an exploding star in the galaxy NGC7610 (shown before the supernova). Light from the explosion revealed that gas (orange) surrounded the star, indicating that the star spurted out gas in advance ...

Read More »