Astrum Extra YouTube Stats

@astrumextra · Science & Education · Updated Nov 6, 2026

Astrum Extra channel overview

Astrum Extra (@astrumextra) is a YouTube channel in the Science & Education niche created in 2016. It has 330K subscribers and 87M total views across 202 videos, an average of 430K views per video over its lifetime.

Its last 30 uploads averaged 451K views, and a typical video (the median) gets 415K views. Over the last 12 months, Astrum Extra published 49 videos, and 2 of them (4%) reached at least 3× the channel's typical views.

Subscriber growth

Over the last 16 days, Astrum Extra gained 3K subscribers and 2.6M views, about 162K views a day.

How much does Astrum Extra make?

Returbe estimates Astrum Extra's YouTube ad revenue at $17K – $57K per month. The estimate uses an RPM (revenue per 1,000 views, after YouTube's share) of $3.5 to $12, typically $6.5, based on the channel's niche, audience language and the share of its views coming from Shorts. At that rate, 1 million long-form views earn about $6.5K.

Ad revenue is only part of the picture: sponsorships, affiliate links, memberships and merch often pay more than ads. Learn how RPM varies by niche in how much YouTubers make per 1,000 views, or check any channel with the free monetization checker.

Upload schedule

Astrum Extra publishes about 4.3 videos a month. Based on its last 52 uploads, its most common upload day is Thursday (46% of uploads), usually around 16:00 UTC. The last video went out on Nov 1, 2026.

Astrum Extra's best outlier videos

An outlier is a video that beats the channel's own typical views. These are Astrum Extra's biggest hits relative to its normal, the ideas its audience responded to most. What is an outlier video?

• Perseverance Made the Biggest Ever Discovery on Mars1.6M views · Sep 13, 20263.9× typical views
• We Keep Receiving Mysterious Signals From Deep Space1.4M views · Jan 15, 20263.3× typical views
• These Are the Coolest Collisions In Space927K views · Oct 30, 20252.2× typical views
• Are We Close to Finding Alien Life on Saturn's Moon Enceladus?913K views · Sep 27, 20262.2× typical views
• This Gravity Explanation Will Make You Question the Entire Universe870K views · Jun 28, 20262.1× typical views
• These Stars Don't Follow the Rules777K views · Jun 7, 20261.9× typical views
• We’ve Seen a New Part of the Universe717K views · Aug 30, 20261.7× typical views
• What We Found on the Icy Moons of Saturn700K views · Dec 3, 20251.7× typical views

Latest videos

5 of Astrum Extra's last 30 uploads did at least 1.5× the channel's typical views.

• The Most Extraordinary Images We’ve Ever Taken of a Comet104K views · Nov 1, 20260.3× typical views
• The Most Terrifying Things We Detected In Space352K views · Oct 25, 20260.8× typical views
• These Black Hole Experiments Will Blow Your Mind166K views · Oct 18, 20260.4× typical views
• You've Never Seen the Gas Giants Like This570K views · Oct 11, 20261.4× typical views
• We Discovered Even More Insane Planets Outside Our Solar System521K views · Oct 4, 20261.3× typical views
• Are We Close to Finding Alien Life on Saturn's Moon Enceladus?913K views · Sep 27, 20262.2× typical views
• Everything You Didn't Know About Earth's Mysterious Force Fields287K views · Sep 20, 20260.7× typical views
• Perseverance Made the Biggest Ever Discovery on Mars1.6M views · Sep 13, 20263.9× typical views
• What We Detected in the Strangest Quantum Experiments on Earth598K views · Sep 6, 20261.4× typical views
• We’ve Seen a New Part of the Universe717K views · Aug 30, 20261.7× typical views

The Science & Education niche on YouTube

In the last 30 days, Returbe tracked 2.2K videos from 322 channels in this niche. 10.7% of them reached 3× their channel's typical views, and a typical long video got 8.9K views. Estimated RPM for the niche: $3.5 to $12.

Smaller channels breaking out in this niche right now: Wonderism HQ (51K subs, best video 400.5×), ClipPodcast (29K subs, best video 23.1×), The Scale Room (1.3K subs, best video 281×), Past the Blue (34K subs, best video 16.9×), The Why Side (47K subs, best video 194.4×), MrCappuccino Shorts (293K subs, best video 70.5×).

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Frequently asked questions

Data from Returbe's index of YouTube channels, collected from public YouTube data. Earnings are estimates from views and RPM benchmarks, not figures from the channel. Returbe is not affiliated with Astrum Extra or YouTube.