
Solar eclipse | Definition, Meaning, Diagram, & Types | Britannica
Feb 3, 2025 · Solar eclipse, the Moon coming between Earth and the Sun so that the Moon’s shadow sweeps over Earth’s surface. This shadow consists of two parts: the umbra, a cone into which no direct sunlight penetrates; and the penumbra, which is reached by light from only a part of the Sun’s disk.
Solar eclipse - Wikipedia
A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby obscuring the view of the Sun from a small part of Earth, totally or partially.
Types of Solar Eclipses - NASA Science
Dec 6, 2024 · Solar eclipses occur when the Sun, the Moon, and Earth line up, either fully or partially. Depending on how they align, eclipses provide a unique, exciting view of either the Sun or the Moon.
Why Do Eclipses Happen? - Science@NASA
Nov 4, 2024 · A solar eclipse occurs when the Moon passes between the Sun and Earth, casting its shadow on Earth. The shadow comprises two concentric cones, a dark inner shadow called the umbra and a lighter outer shadow called the penumbra.
Solar Eclipse | Facts, Information, History & Definition - The Nine Planets
Oct 8, 2019 · The shadow created on the Earth by the moon during a solar eclipse is broken down into three parts. These are the umbra, penumbra and antumbra. The Umbra is the darkest part of the shadow, where the moon is completely covering the sun.
What Is a Solar Eclipse - timeanddate.com
Solar eclipses can have a maximum point that is either partial, annular, or total. An eclipse of the Sun happens when the New Moon moves between the Sun and Earth, blocking out the Sun's rays and casting a shadow on parts of Earth. See the March 29, 2025 partial solar eclipse LIVE.
Umbra – Eclipse Shadow - timeanddate.com
Each shadow has 3 different areas: the umbra, the penumbra, and the antumbra. The umbra is a shadow's dark core. Imagine a light source and an object casting a shadow. If you are standing within the umbra, you will not be able to see any part of the light source as the object blocks all direct light rays. The other 2 areas are:
How Solar Eclipses Work - HowStuffWorks
Aug 2, 2023 · The three main types of solar eclipses are partial solar eclipses, total solar eclipses, and annular eclipses. In a partial solar eclipse, only a portion of the Sun is obscured by the Moon. In a total solar eclipse, the Moon completely covers the Sun, revealing the Sun's corona.
Space 101: Solar Eclipse - Education
May 31, 2024 · A total solar eclipse only happens somewhere on Earth once every year or two. What is an eclipse? Learn more about how solar eclipses happen, the four types of eclipses, and how to view the sun safely if you're within the path of totality.
March 29, 2025, Partial Solar Eclipse - NASA Science
3 days ago · On March 29, 2025, the Moon will pass in front of and partially block the Sun, casting a shadow on parts of the Northern Hemisphere. The central part of the Moon’s shadow, where the Sun would appear completely blocked, misses Earth, so no one will be able to see a total solar eclipse this time.