When it comes to star formation, not all galaxies are the same. Some are quenched, meaning they’ve depleted their star forming gas and form very few new stars. Some, like
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Stars and planets are naturally associated with one another. While some planets have gone rogue and are drifting through space, the vast majority are in solar systems, where they’re gravitationally
LAS VEGAS — Lockheed Martin is examining options to offer the Orion spacecraft through commercial services, which could enable non-NASA uses of the crewed exploration spacecraft. To continue reading this
EarthSky’s Dave Adalian talks with astrophysicist David Rubin about new evidence that dark energy might evolve over time. Type Ia supernovae let us precisely measure cosmic distances, and gave us
The Bushnell Trophy XLT binoculars are some of the best budget binoculars around, and in this binocular deal, they’re just 97 cents off their lowest-ever price. So if you’re on
The instantaneous Vtid on Proxima b at periastron (a) and at apastron (b), and the orbital-mean amplitude of tidal potential (Vtid) on Proxima b (c) and on Earth (d). —
This artist’s concept of Blue Ghost Mission 4 shows Firefly’s Blue Ghost lunar lander and NASA payloads in the lunar South Pole Region, through NASA’s CLPS (Commercial Lunar Payload Services)
Australia now has a homegrown orbital launch attempt under its belt. The company Gilmour Space notched that milestone today (July 29), sending its first Eris rocket skyward from the Bowen
Firefly Aerospace launches its sixth Alpha rocket from Vandenberg Space Force Base on April 29, 2025. Image: Trevor Mahlmann / Firefly Aerospace Firefly Aerospace may soon bring its Alpha rockets
Orion Nebula, Pleiades and Hyades: The latest research results indicate that these famous star clusters represent the different phases of life of one and the same star system. A team
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