Mercury is the month's highlight, reaching greatest elongation July 4. Also on show in the Southern Hemisphere: Mars, Saturn, ...

July is an excellent month for astrophotographers. The clear summer skies and warm nights help, but what will excite night sky-watchers are its three meteor showers, striking lunar conjunctions and ...

Despite decades of ocean exploration, humans still lack basic answers to one of the most fundamental ecological questions: ...

Explore the key differences between the Northern and Southern Hemispheres, including seasons, climate, constellations, and more, explained simply for students. Understand how Earth's tilt affects ...

There have been 0 Northern Hemisphere named storms (e.g., >=39 mph) so far in 2025. 5 other years since 1950 have had 0 Northern Hemisphere named storms through 15 May: 1973, 1983, 1984, 1998, and ...

At the south pole, Crux or the Southern Cross is the navigational tool for the southern hemisphere. Visit www.skymaps .com for star maps for the northern hemisphere, equator, and southern hemisphere.

However, a solid handful of Northern U.S. states may also have a chance to steal a glimpse. Here's what to know about this week's chance to view the aurora borealis, also known as the northern lights.

As the Northern Hemisphere welcomes spring today, the Southern Hemisphere greets the first day of autumn. Summer solstice 2025 brings changing seasons to Earth on June 20 Summer solstice 2025 is here!

The Northern Hemisphere’s spring — or vernal — equinox can land between March 19 and 21, depending on the year. Its fall – or autumnal — equinox can land between Sept. 21 and 24.

The geomagnetic activity detected by NOAA has a Kp index of 5, meaning the northern lights will also be brighter, according to the agency. "If you are in the right place, these aurora can be quite ...

The winter solstice is Saturday, bringing the shortest day and longest night of the year to the Northern Hemisphere — ideal conditions for holiday lights and warm blankets. For those who would rather ...

The Northern Hemisphere’s spring — or vernal — equinox can land between March 19 and 21, depending on the year. Its fall – or autumnal — equinox can land between Sept. 21 and 24.