A Rare Sky Event Is Making Mercury Easier To Spot Tonight
With Venus and Jupiter also crossing the night sky, Mercury will shine and take center stage in tonight's planetary parade. As the closest planet to the Sun in our solar system, Mercury is often lost in the brightness of sunrise or sunset. Tonight, however, is one of those rare times when it steps out long enough to be seen.
Why Tonight Is a Good Night To Look
Mercury is approaching what astronomers call its "greatest elongation," meaning it's as far from the Sun in our sky as it ever gets. When that happens, it doesn't disappear immediately into the sunset light, lingering a little higher and a little longer after the Sun goes down.
That extra distance makes tonight one of the best evening viewing opportunities for Mercury, giving observers a short window to spot it with the naked eye. But you can also observe with a telescope if you want a closer look. Under the right conditions, Mercury can become the fifth brightest object in the sky, outshining most stars and rivaling planets like Venus and Jupiter.
Why This Viewing Opportunity Matters
Even though Mercury is one of the brightest planets, it's also one of the hardest to observe. It never strays far from the Sun, so it usually gets lost in twilight or daylight. What makes tonight's viewing especially special is that Mercury's elongation coincides with a new moon. With the Moon not lighting up the sky, the surrounding darkness will help Mercury pop against the twilight glow.
Your best viewing window is about 30 to 45 minutes after sunset. Head outside and look toward the western horizon in the same direction where the Sun went down. Avoid areas obstructed by light pollution, buildings, trees, or hills, since Mercury will appear low on the horizon rather than perched high in the sky.
These types of conditions don't come around every week for skywatchers, so if the skies are clear, take a minute to spot one of our solar system's most elusive planets!.
Related: Don't miss the final days of this cosmic, summer event!
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This story was originally published June 15, 2026 at 8:28 AM.