Question: How is the Sun’s gravity strong enough to hold distant planets like Jupiter and Saturn in orbit, but not strong enough to have already swallowed Mercury? Answer: To understand this, first, ...

In the last episode of Cosmos: A Spacetime Odyssey (which you can watch online), the show was trying to make a case for dark matter. Here is what Neil DeGrasse Tyson said about orbiting objects. "In ...

According to the original plan, the Starship would fly to orbital velocity after separating from its Super Heavy booster rocket about three minutes into the trip and then splash down in the Pacific ...

Reaching orbit around Earth is an incredibly difficult feat. It’s a common misconception that getting into orbit just involves getting very high above the ground — the real trick is going sideways ...

Epic orbital flight, and then landing, will prove its real worth Highlights Maiden flight of next-generation 5,000-tonne “Starship”, the most powerful rocket so far on Earth, is due later this month — ...

Astronomers from Keele University in the UK have utilized NASA's planet-hunting TESS telescope to investigate a totally-eclipsing binary known as UZ Draconis. Results of the new observations, ...

Learn how astronauts are safeguarded from hazardous space debris through innovative engineering and international ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is the Pegasus XL, a version of ...

When our sun reaches the end of its life, it will expand to 100 times its current size, enveloping the Earth. Many planets in other solar systems face a similar doom as their host stars grow old. But ...