Department of Astronomy and Astrophysics

Department of Astronomy and Astrophysics

A student on a ladder connecting a part to the top of a rocket in a lab

Rocket Payload Development in Davey Laboratory

AstroFest visitors participate in craft activities.

AstroFest set for four-night run July 10-13

Sunset at Green Bank Observatory

Searching the stars

Chris Palma receives award

Palma awarded C.I. Noll Award for Excellence in Teaching

Observatory on the roof of Davey Lab

AstroFest to offer four evenings of astronomy, stargazing during Arts Festival

Joseph Masiero

NASA scientist to present Friedman Lecture in Astronomy on April 10

Neutron star merger

Seeing the light of neutron star collisions

artist's rendering showing the Arcus telescope

NASA selects Arcus for Phase A studies

$This unique map shows the path of the moon’s umbral shadow—in which the sun will be completely obscured by the moon—during the total solar eclipse of Aug. 21, 2017, as well as the fraction of the sun’s area covered by the moon outside the path of totality$

Penn State gearing up for 2017 solar eclipse event

Geminga Pulsar Illustration

A tale of two pulsars' tails: Plumes offer geometry lessons to astronomers

Chandra Deep Field-South

Deepest x-ray image ever reveals black hole treasure trove

lake in Gale Crater

Climate cycles may explain how running water carved Mars' surface features

This image shows one slice through the map of the large-scale structure of the universe from the Sloan Digital Sky Survey and its Baryon Oscillation Spectroscopic Survey, released on 14 July 2016.

Record-breaking map of 1.2-million galaxies ready to reveal dark matter secrets

Jason Wright

Lecture to address hype vs. reality of alien megastructures

Colorado River; Nanedi Vallis

Climate models used to explain formation of Mars valley networks

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