The size of the sun in the sky appears about 4 percent smaller at aphelion than at perihelion, an effect that is too small to be noticed without precise instruments, Dr. Wasserman said.

A new paper from Harvard's sometimes controversial physicist Avi Loeb has suggested that if we want to find advanced alien ...

World's largest digital camera observes cosmos, capturing detailed images of galaxies, asteroids, and stars changing ...

A new gas giant world discovered by citizen scientists using data from NASA's exoplanet-hunting spacecraft TESS is cool, ...

Astronomers have announced the discovery of A11pl3Z, a massive new interstellar object entering our solar system.

According to the latest studies led by Heidelberg University astronomers, low-mass stars quite often host Earth-like planets.

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.

Panchang from July 04 – 10, 2025, to determine the auspicious & inauspicious time for performing day-to-day tasks based on ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

And astronomers have a brand-new, superpowerful eye with which to see the changing cosmos: the Vera C. Rubin Observatory in Chile. The Rubin Observatory released its first images last week, and ...

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the sky ...

July’s predawn sky offers some rare events, providing another reason to get outdoors to enjoy the relatively cool mornings.