Space

Space is the boundless three-dimensional extent in which objects and events have relative position and direction. In classical physics, physical space is often conceived in three linear dimensions, although modern physicists usually consider it, with time, to be part of a boundless four-dimensional continuum known as spacetime. The concept of space is considered to be of fundamental importance to an understanding of the physical universe. However, disagreement continues between philosophers over whether it is itself an entity, a relationship between entities, or part of a conceptual framework.

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Do Americans Care About Space?

Space tourism from companies like SpaceX, Virgin Atlantic and Blue Origin could undo work to repair ozone layer, study finds

LightSail 2 getting lower as it completes third year in space

Climate damage caused by growing space tourism needs urgent mitigation. A formidable space tourism industry may have a greater climate effect than the aviation industry.

This Week In Space podcast: Episode 17 — Incoming comms (we talk to YOU!)

The top space stories of the week!

On This Day In Space: June 25, 1997: Spacecraft collides with Mir space station

Space photos: The most amazing images this week!

NASA to launch 3 sounding rockets from Northern Territory in boost for Australian space efforts

LightSail 2 celebrates 3rd space birthday as end of mission approaches

Astronaut Crew Studies Aging in Space, Harvests Edible Plants Before Cygnus Reboost

Harmful pig poop lagoons mapped from space (images)

Astronaut cosplays as 'Gravity' spacefarer in epic space station shot

Harmful pig poop lagoons mapped from space (images)

Meet the ‘Dream Chaser,’ the Supersonic Space Craft Taking on Blue Origin and Virgin Galactic

Space weather: What is it and how is it predicted?

​​Space health research investigates the specific health risks faced by astronauts living and working beyond Earth.

The European Space Agency just did a group picture taken from low earth orbit

A Saharan Sojourn For Space Tech Inspires A New Adventure In 2023

South Korea is now a Space-Faring Nation With the Orbital Launch of Their Homegrown Nuri Rocket