Editing Dark Matter and Dark Energy (section)

== <span style="color: #FFFFFF;">Applying</span> ==
'''Modeling 'The Expansion' (Calculating 'Distance' Increase):'''
<syntaxhighlight lang="python">
def calculate_cosmic_expansion(distance_mpc, hubble_constant_km_s):
    """
    Shows why 'Distant Galaxies' move faster.
    """
    # Velocity = H0 * Distance
    velocity = hubble_constant_km_s * distance_mpc
    
    if velocity > 300000: # Speed of Light
        return f"DISTANT GALAXY: Receding at {int(velocity)} km/s. (Moving faster than light! We will never reach it)."
    else:
        return f"LOCAL GALAXY: Receding at {int(velocity)} km/s."

# Case: A galaxy 100 Megaparsecs away (H0 = 70)
print(calculate_cosmic_expansion(100, 70))
# Case: A galaxy 5000 Megaparsecs away
print(calculate_cosmic_expansion(5000, 70))
</syntaxhighlight>

; Cosmological Landmarks
: '''The 'Bullet Cluster' ''' → A "Collision" between "Two Galaxy Clusters" where the "Visible Gas" and "Dark Matter" "Separated," "Proving" that **Dark Matter** is a "Physical Substance" and not just "Bad Math."
: '''MACHO vs. WIMP''' → The "Great Debate": was Dark Matter "Dead Stars" (**MA**ssive **C**ompact **H**alo **O**bjects) or "Sub-atomic Particles" (**W**eakly **I**nteracting **M**assive **P**articles)? (WIMPs are currently the favorite).
: '''The 'Cosmological Constant' ''' → (See Article 122). Einstein’s "Biggest Blunder" (Lambda) that "Turned Out" to be the "Best Explanation" for **Dark Energy.**
: '''The 'Euclid' Mission''' → (2023). A "Space Telescope" "Designed" "Solely" to "Map" the "Geometry" of the "Dark Universe" to "Solve" the "Missing 95%" problem.
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