🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.75 AU - 1.01 AU

Year: 287 Days

Day: 45 Hours

Environment

Temp: 144 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.92 AU - 5.16 AU

Year: 3940 Days

Day: 32.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.1

Radius: 14.5

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.79 AU - 6.77 AU

Year: 4839 Days

Day: 5.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,584,998 km

• M1: 185,950 km (0.067 R)
• M2: 903,870 km (0.103 R)
• M3: 1,692,401 km (0.05 R)
• M4: 3,408,139 km (0.11 R)
• M5: 4,317,993 km (0.071 R)
• M6: 4,778,754 km (0.08 R)
• M7: 6,016,677 km (0.097 R)
• M8: 6,909,926 km (0.062 R)
• M9: 8,928,749 km (0.101 R)
• M10: 9,715,634 km (0.067 R)
• M11: 10,406,327 km (0.057 R)
• M12: 13,209,492 km (0.103 R)
• M13: 13,671,749 km (0.085 R)
• M14: 14,144,927 km (0.089 R)
• M15: 15,723,484 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.7

Radius: 10.7

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 9.57 AU - 14.77 AU

Year: 14785 Days

Day: 10.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,584,998 km

• M1: 157,826 km (0.111 R)
• M2: 714,629 km (0.093 R)
• M3: 1,255,276 km (0.056 R)
• M4: 1,776,026 km (0.061 R)
• M5: 3,276,642 km (0.12 R)
• M6: 4,646,659 km (0.1 R)
• M7: 5,552,774 km (0.088 R)
• M8: 6,712,905 km (0.109 R)
• M9: 7,791,057 km (0.117 R)
• M10: 8,433,430 km (0.098 R)
• M11: 16,473,718 km (0.071 R)
• M12: 21,593,854 km (0.064 R)
• M13: 22,459,577 km (0.065 R)
• M14: 24,597,630 km (0.096 R)
• M15: 25,195,573 km (0.087 R)
• M16: 28,612,986 km (0.1 R)
• M17: 37,351,746 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.2

Radius: 9.7

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 10.81 AU - 14.27 AU

Year: 15465 Days

Day: 10.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,584,998 km

• M1: 121,473 km (0.113 R)
• M2: 922,271 km (0.085 R)
• M3: 1,398,291 km (0.037 R)
• M4: 1,791,285 km (0.085 R)
• M5: 2,376,362 km (0.078 R)
• M6: 3,702,547 km (0.062 R)
• M7: 4,041,686 km (0.107 R)
• M8: 4,463,552 km (0.05 R)
• M9: 6,373,617 km (0.12 R)
• M10: 6,738,038 km (0.099 R)
• M11: 7,116,520 km (0.097 R)
• M12: 12,900,872 km (0.068 R)
• M13: 14,778,175 km (0.084 R)
• M14: 15,490,710 km (0.113 R)
• M15: 15,855,430 km (0.077 R)
• M16: 16,984,295 km (0.11 R)
• M17: 29,438,916 km (0.089 R)
• M18: 31,839,663 km (0.075 R)
• M19: 33,147,896 km (0.106 R)
• M20: 34,989,147 km (0.044 R)
• M21: 37,027,268 km (0.027 R)
• M22: 37,548,916 km (0.105 R)
• M23: 39,548,740 km (0.099 R)
• M24: 57,818,829 km (0.083 R)
• M25: 58,697,417 km (0.107 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 14,382 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit