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Astronomy

Astronomy

Charlotte Pearson inspects the new radiocarbon analysis instrument recently installed at the Laboratory for Tree-Ring Research.

Study sheds light on ancient solar activity using radiocarbon locked in tree-rings

The completed spacecraft bus for the NASA Aspera mission, sitting on a table. Large solar panels provide the satellite with power.

U of A-led NASA Aspera mission hits spacecraft milestone

Evolutionary stages of a hypothetical planetary system over time

Combination of cosmic processes shapes the size and location of sub-Neptunes

Artist's illustration of the SPHEREx wide-field telescope orbiting the Earth in space

NASA's SPHEREx mission will use software from the Arizona Cosmology Lab to answer questions about the first moments after the Big Bang

JADES galaxy

James Webb Space Telescope reveals unexpected complex chemistry in primordial galaxy

Interior view of the Giant Magellan Telescope at night.

How next-gen telescopes could discover extraterrestrial oxygen

An artist's impression of a planet-forming disk, with its gas and dust illuminated in yellow and orange, swirling around a low-mass star.

James Webb Telescope reveals planet-forming disks can last longer than previously thought

An artist’s impression of the PDS 70 system with protoplanets, each surrounded by dust rings illuminated by starlight.

Sharper image: U of A-built instrument reveals pictures of 'baby planets'

A young girl with long brown hair and a pink mermaid shirt gazes at an interactive screen in a science exhibit. The screen displays a man speaking against a blue molecular-patterned background. The exhibit is illuminated with vibrant purple and blue lighting.

See yourself as a scientist at Flandrau's newest exhibit

An image of the spiral galaxy NGC 1086 obtained by the European Southern Observatory’s Very Large Telescope (VLT)

U of A astronomers capture unprecedented view of supermassive black hole in action

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