There have been plenty of attempts to resolve the "Hubble Tension" in cosmology. This feature describes how one of the most important variables in cosmology, the expansion of the universe, takes on ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

In a new study, researchers present a detailed portrait of TOI-2076, a roughly 200-million-year-old planetary system that appears to be finishing its turbulent adolescence.

Mars is not what it used to be. Once warm, watery, and blanketed by a thick atmosphere, today the Red Planet is cold, dry, and draped by a thin atmospheric veil. The main culprit is a relentless ...

Six planets are set to align on Saturday, creating a planetary parade that will be visible to sky-gazers across the globe.

“On most nights, weather permitting, you can spot at least one bright planet in the night sky,” NASA public engagement specialist Preston Dyches wrote in February 2025. “While two or three planets are ...

Engineers at NASA's Jet Propulsion Laboratory have been gazing at signals that left the solar system before many of today's graduate students were even born ...

A program about the spring equinox will be front and center at the University of Wyoming Harry C. Vaughan Planetarium during ...

Earth-like planets have a thin crust, a large mantle (which contains a lot of molten magma), and a core. Inside these ...

For the first time, a much younger version of the Sun has been caught red-handed blowing bubbles in the galaxy, by astronomers using NASA’s Chandra X-ray Observatory. HD 61005 in X-ray, infrared, and ...