NewsCrafter Pro+

Given the methodologies you've mentioned and the target audience being Space Enthusiasts, I'll provide content recommendations across various categories. While I cannot directly utilize tools like ClickUp, Feedly, Evernote, or Buzzsumo, I can certainly recommend types of content that fit your outlined criteria:
1. Timely News Articles:

Launches & Missions: Covering the latest space missions, satellite launches, or crewed missions.
Space Agencies' Updates: Notable announcements from space agencies such as NASA, ESA, Roscosmos, CNSA, and ISRO.
Space Industry's Commercial Ventures: Latest on private companies such as SpaceX, Blue Origin, and Rocket Lab.

2. Deep Dives:

Exoplanet Discoveries: Detailed information on newly discovered exoplanets, their potential for life, and what they mean for space exploration.
Astrophysics & Cosmology: Complex phenomena like black holes, neutron stars, and the latest theories on the universe's origins.
Space Technologies: Innovations in propulsion, satellite technology, and habitat construction.

3. Multimedia Content:

Podcasts: Popular space-themed podcasts or recent episodes that have had notable guests or covered significant events.
Videos: Recorded lectures, interviews, and animations explaining complicated space concepts.

4. Feature Pieces:

Astronaut Profiles: Stories about current astronauts, their missions, and experiences.
Historical Anniversaries: Highlighting historical space events, providing a blend of nostalgia and information.

5. Social Buzz Content:

Viral Space Videos: Clips or images that have recently gained traction on platforms like TikTok, YouTube, or Instagram.
Trending Hashtags or Challenges: Engage the audience with space-themed challenges or social media trends.

6. Interactive & Engaging:

Quizzes: "Which planet are you?" or "Test your knowledge on space missions."
Polls: "Which space mission are you most excited about this year?"

7. Educational & Resourceful:

Book Recommendations: Latest space-themed books or classics every enthusiast should read.
Upcoming Webinars or Courses: Informing the audience about upcoming opportunities to expand their knowledge.

Tips for Curating and Organizing Content:

Relevance: Always link the content back to why it matters to the enthusiast. For instance, if you're discussing a new propulsion technique, explain its significance in future space travel.
Engagement: Use engaging titles, infographics, and questions to involve your readers actively. 
Innovation: Always be on the lookout for the next big thing in space technology or research, even if it's still in the nascent stages.

To stay updated and curate such content efficiently:

Use Feedly to subscribe to reputable space news outlets and blogs.
Create a well-structured Evernote notebook dedicated to your newsletter, categorizing pieces under the headings mentioned above.
Regularly check Buzzsumo for trending space-related content.
Collaborate and plan your newsletters in a tool like ClickUp, setting deadlines and ensuring timely publication.

Remember, the key to a successful newsletter is a balance between informing and engaging your readers. Stay true to their interests while continuously exploring new content frontiers.