From the Nevada desert to the Oregon coast, these heritage railroads allow you to see the stars while rolling through the ...

Its three-hour “Star Train” departs from the town of Ely after sunset, rolling toward Great Basin International Dark Sky Park ... the sun sets and fireflies shimmer out of the cornfields.

New T-shirts featuring the Emporium, the Walt Disney World entrance sign, and more are now available throughout Walt Disney ...

Imagine strolling along the shoreline under a starry night sky, with the cool sand beneath your feet and the rhythmic sound of waves crashing against the shore. As you take each step, the ocean ...

At “full earth” the lunar inhabitant can distinguish our seas and continents, and see the white shimmer of our polar ... pass over the sun's disk like a dark round spot. Our moon will never ...

Evidence suggests that we are suspended in a cosmic sea of dark matter, a mysterious substance that shapes galaxies and large structures in the universe but is transparent to photons, the carriers ...

Dark energy is one of the most mysterious features of our universe – we don’t know what it is, but it controls how the universe is expanding, as well as its ultimate fate. Now, a study of ...

Dark energy makes up roughly 70% of the universe, yet we know nothing about it. Around 25% of the universe is the equally mysterious dark matter, leaving just 5% for everything that we can see and ...

New hints from one of the most extensive surveys of the cosmos to date suggest that mysterious dark energy may be evolving in ways that could shift how astronomers understand the universe.

Dark energy, the mysterious force thought to be driving the ever-faster expansion of the universe, appears to be changing over time, according to new observations released Wednesday. If dark ...

Last year, we reported on an exciting hint of new physics in the first data analysis results from the Dark Energy Spectroscopic Instrument (DESI)—namely that the dark energy, rather than being ...