大学课程

Bright white background with a clean cosmic diagram: multiple colorful spiral galaxies arranged outward from a central point, connected by curved arrows showing recession velocity. A bold equation "v = Hd" anchors the center in crisp navy text. Light spectrum bars beside each galaxy shift progressively from blue to red with distance. Distance markers and subtle grid lines keep the layout geometric, clear, and energetic under warm golden lighting.

Bright university-lab style cross-section diagram on a clean cream-white background. Three clearly labeled zones sit side by side in daylight palette: a glowing warm-yellow H II region with ionized hydrogen bubbles, a cool blue-violet molecular cloud with dense clumped dust grains, and a coral-orange supernova remnant showing expanding shock-wave rings. Small labeled arrows indicate "gravity," "pressure," and "thermal forces." A proto-star forms visibly inside the molecular cloud. Crisp, colorful, textbook-clean illustration style.

A bright, sunlit scientific diagram-style illustration on a crisp white background showing the stellar lifecycle as a flowing horizontal sequence. A fluffy pink-and-gold nebula cloud on the left collapses into a glowing orange protostar, transitioning to a brilliant yellow main-sequence star labeled "Main Sequence" with the equation **E = mc²** cleanly displayed beneath it. Arrows connect each cheerful, rounded celestial object across a clean timeline.

A bright, sunlit university study space with a large illustrated timeline stretching across a clean white wall. The timeline reads "13.8 Billion Years" and shows the universe's evolution: from a tiny glowing point labeled "Singularity," expanding outward through labeled stages — "CMB," "First Stars," "Galaxy Clusters" — ending in a detailed cosmic web of golden filaments and galaxy clusters against a pale blue background. A student points enthusiastically at the cosmic web section.

A bright university-style astronomy illustration showing a cross-section view of a golden-yellow rotating solar nebula disk against a pale cream sky-blue background. At the center glows a warm orange-yellow protosun. Swirling dust and gas streams spiral outward in soft amber, peach, and white bands. Small labeled clumps along the disk read "condensation" and "accretion." Tiny proto-planets visibly coalesce from dotted particle clusters, arrows indicating orbital rotation. Clean, textbook-bright and optimistic in tone.

A bright, sunlit university radio telescope facility under a clear blue sky, with a large white dish antenna pointed toward space. In the foreground, a researcher at a clean workstation studies a glowing monitor displaying colorful narrowband radio signal waveforms and frequency spectrum graphs. Labeled axes read "Frequency (Hz)" and "Signal Strength." Scattered papers show annotated signal patterns. A second smaller dish is visible in the background amid green hills.

A bright, sunlit university laboratory workspace with large windows showing a clear blue sky. A clean white desk displays three iconic spacecraft models side by side: Hubble Space Telescope, Voyager probe with its distinctive dish antenna, and a Mars rover. A large wall monitor shows a vibrant Hubble deep-field image bursting with colorful galaxies. Clean labels read "1990," "1977," and "Mars" beneath each model. A student examines them with enthusiasm.

A bright, sunlit physics classroom wall displays a large clean diagram of a spiral galaxy seen face-on against a white background. A clearly labeled rotation curve graph sits beside it, showing two lines: a dashed curve dropping as expected under Newtonian gravity, and a solid bold curve staying flat, labeled "observed." Floating pie chart nearby shows "Dark Matter 27%, Dark Energy 68%, Ordinary Matter 5%" in vivid teal, gold, and coral segments.

A bright university-style illustration showing a sunny laboratory/classroom hybrid space. A large wall diagram displays a star at center with three labeled orbital rings: "TOO HOT," "JUST RIGHT ✓," and "TOO COLD," with a blue-green planet highlighted in the habitable zone. Nearby, illuminated specimen jars contain colorful extremophile organisms—vivid reds, oranges, yellows. Clear labeled icons connect biology, chemistry, and astronomy symbols in a clean interconnected web overhead.

A bright, sun-lit classroom wall displays a horizontal scale diagram stretching across a crisp white background. A cheerful illustrated Sun sits at the left, with Earth positioned beside it labeled "1 AU = 149.6M km." Further right, a glowing star cluster marks "1 Light-Year = 9.46 trillion km," and distant spiral galaxies appear at the far right with arrows showing outward expansion. Clean bold labels, warm yellows, and sky blues throughout.

A sun-drenched university observatory on a hilltop under a clear blue sky, with a large white telescope dome open beside a modern adaptive optics diagram mounted on an easel. A scientist adjusts instruments while atmospheric turbulence waves and cloud patterns are illustrated on a bright whiteboard nearby. Labeled arrows connect "Turbulence," "Adaptive Optics," and "Data Quality" with clean bold text, conveying optimistic problem-solving energy.

A bright, sunlit astronomy classroom wall displays the classic Hubble Tuning Fork diagram rendered in crisp, colorful detail on a large white poster. Three galaxy types float alongside: a blue-white spiral galaxy with distinct winding arms, a warm golden elliptical galaxy with smooth gradient edges, and a vibrant irregular galaxy with scattered star clusters. Clean labels read "Spiral," "Elliptical," and "Irregular" beneath each. Warm daylight streams through tall windows illuminating the cheerful academic setting.

A bright, sunlit observatory interior with a gleaming large-aperture reflecting telescope at center, its polished primary mirror visible. A university student examines labeled diagram panels showing three telescope types: refractor, reflector, and radio dish. Clean white walls display equations for angular resolution (θ = 1.22 λ/D) and aperture diameter labels. Warm golden daylight streams through a domed opening above, with a crisp blue sky visible beyond.

A bright, sunlit cross-section diagram of the Milky Way galaxy rendered as a clean illustrated infographic on a crisp white background. The flat galactic disk glows warm golden-yellow, populated with labeled blue-white and yellow stars marked "Pop I — Metal-Rich, Young" in open clusters. Above and below, a soft blue spherical halo surrounds the disk, dotted with tight globular clusters of amber-orange stars labeled "Pop II — Metal-Poor, Old." The Sun is highlighted with a small star symbol in the disk.

A sun-drenched observatory hilltop scene showing three sleek next-generation telescope domes gleaming white against a vivid blue daytime sky, with transparent cutaway views revealing giant segmented mirror arrays inside labeled "ELT" and "TMT." In the foreground, a diverse group of university students examines holographic star charts floating above a bright workstation, surrounded by diagrams of adaptive optics wavefront correction, photonic sensor grids, and spiral galaxy readouts on luminous screens.

A bright, sunlit university physics lab with large windows showing a clear blue sky. A horizontal electromagnetic spectrum banner stretches across the scene, labeled from "Radio" to "Gamma Rays" with colorful wavelength illustrations transitioning from long lazy waves to tight rapid ones. A telescope diagram points toward a stylized star. A clean whiteboard displays "c = λν" and "c ≈ 3×10⁸ m/s" in bold chalk. Warm golden light fills the room.

A bright, sunlit university observatory classroom with large windows and cream walls. A crisp whiteboard displays a clean light-curve diagram labeled "Transit Method" showing a star's brightness dip as a small planet silhouette crosses it. A cheerful professor points to the curve while students examine a glowing orrery model on a wooden desk, surrounded by open star-charts and a small Kepler Space Telescope replica, all bathed in warm golden daylight.

A bright university-style physics lab setting with a large illuminated wall display showing the iconic oval CMB temperature map in warm coral, cream, and soft blue patches against a clean white background. A cheerful researcher points to the map beside a whiteboard showing "T = 2.7 K" and Planck's blackbody curve. A small retro radio telescope model sits on a sunlit desk nearby, with clear daylight streaming through tall windows.