🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.79 AU - 1.09 AU

Year: 320 Days

Day: 20.1 Hours

Environment

Temp: 92 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.05 AU - 1.37 AU

Year: 468 Days

Day: 18.3 Hours

Environment

Temp: 25 °C

Axial Tilt: 29.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.54 AU - 1.68 AU

Year: 718 Days

Day: 15.4 Hours

Environment

Temp: -21 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.72 AU - 2.14 AU

Year: 942 Days

Day: 26.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.92 AU - 2.48 AU

Year: 1147 Days

Day: 27.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.14 AU - 2.8 AU

Year: 1364 Days

Day: 34.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.14 AU - 5.3 AU

Year: 3604 Days

Day: 26.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,957,331 km

• M1: 214,224 km (0.117 R)

Asteroid Belt

Center: 7.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.4

Radius: 11.3

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 8 AU - 11.66 AU

Year: 10832 Days

Day: 10.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 56,957,331 km

• M1: 197,619 km (0.101 R)
• M2: 272,567 km (0.077 R)
• M3: 377,435 km (0.062 R)
• M4: 700,268 km (0.12 R)
• M5: 910,004 km (0.08 R)
• M6: 1,031,777 km (0.037 R)
• M7: 1,196,933 km (0.107 R)
• M8: 1,431,203 km (0.081 R)
• M9: 2,127,731 km (0.062 R)
• M10: 2,462,531 km (0.103 R)
• M11: 2,636,363 km (0.108 R)
• M12: 2,943,787 km (0.071 R)
• M13: 4,618,385 km (0.065 R)
• M14: 4,989,687 km (0.099 R)
• M15: 5,210,793 km (0.067 R)
• M16: 5,564,742 km (0.079 R)
• M17: 6,161,039 km (0.091 R)
• M18: 6,535,482 km (0.116 R)
• M19: 7,306,659 km (0.118 R)
• M20: 7,812,300 km (0.096 R)
• M21: 7,995,707 km (0.027 R)
• M22: 8,479,207 km (0.07 R)
• M23: 9,241,558 km (0.114 R)
• M24: 9,513,677 km (0.091 R)
• M25: 9,867,326 km (0.064 R)
• M26: 11,699,900 km (0.112 R)
• M27: 11,783,675 km (0.073 R)
• M28: 12,121,167 km (0.072 R)
• M29: 12,291,111 km (0.106 R)
• M30: 14,346,585 km (0.065 R)
• M31: 14,706,967 km (0.114 R)
• M32: 14,933,757 km (0.089 R)
• M33: 15,482,632 km (0.09 R)
• M34: 15,621,010 km (0.045 R)
• M35: 16,224,936 km (0.064 R)
• M36: 16,506,330 km (0.093 R)
• M37: 18,374,209 km (0.116 R)
• M38: 18,569,584 km (0.065 R)
• M39: 19,209,264 km (0.04 R)
• M40: 19,308,298 km (0.111 R)
• M41: 20,157,266 km (0.035 R)
• M42: 23,355,070 km (0.066 R)
• M43: 24,045,315 km (0.048 R)
• M44: 24,312,646 km (0.094 R)
• M45: 24,419,758 km (0.108 R)
• M46: 25,445,999 km (0.091 R)
• M47: 27,039,366 km (0.032 R)
• M48: 27,261,669 km (0.112 R)
• M49: 27,764,018 km (0.028 R)
• M50: 29,118,777 km (0.111 R)
• M51: 30,033,717 km (0.089 R)
• M52: 30,379,288 km (0.077 R)
• M53: 30,552,672 km (0.088 R)
• M54: 31,249,050 km (0.047 R)
• M55: 31,774,887 km (0.114 R)
• M56: 32,657,664 km (0.084 R)
• M57: 32,953,718 km (0.106 R)
• M58: 34,688,305 km (0.104 R)
• M59: 35,050,931 km (0.109 R)
• M60: 35,172,105 km (0.11 R)
• M61: 36,391,178 km (0.099 R)
• M62: 37,624,164 km (0.109 R)
• M63: 37,934,579 km (0.12 R)
• M64: 38,245,743 km (0.038 R)
• M65: 38,933,444 km (0.096 R)
• M66: 40,638,710 km (0.032 R)
• M67: 42,561,941 km (0.087 R)
• M68: 42,885,371 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342

Radius: 5.5

Gravity: 11.31 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 12.66 AU - 15.26 AU

Year: 18332 Days

Day: 16.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 56,957,331 km

• M1: 205,847 km (0.062 R)
• M2: 378,931 km (0.108 R)
• M3: 489,783 km (0.109 R)
• M4: 946,655 km (0.061 R)
• M5: 1,077,105 km (0.111 R)
• M6: 1,331,571 km (0.114 R)
• M7: 2,031,689 km (0.111 R)
• M8: 2,612,727 km (0.117 R)
• M9: 2,673,613 km (0.044 R)
• M10: 2,734,948 km (0.109 R)
• M11: 2,858,965 km (0.057 R)
• M12: 3,675,171 km (0.12 R)
• M13: 3,916,023 km (0.051 R)
• M14: 5,310,126 km (0.119 R)
• M15: 5,464,960 km (0.113 R)
• M16: 5,621,439 km (0.046 R)
• M17: 6,302,558 km (0.046 R)
• M18: 6,715,448 km (0.083 R)
• M19: 7,094,380 km (0.118 R)
• M20: 7,179,501 km (0.085 R)
• M21: 8,138,573 km (0.089 R)
• M22: 8,452,130 km (0.113 R)
• M23: 10,852,877 km (0.104 R)
• M24: 11,000,231 km (0.045 R)
• M25: 11,148,333 km (0.084 R)
• M26: 11,696,908 km (0.119 R)
• M27: 11,999,694 km (0.103 R)
• M28: 13,080,090 km (0.043 R)
• M29: 13,394,545 km (0.092 R)
• M30: 13,447,203 km (0.099 R)
• M31: 13,870,715 km (0.114 R)
• M32: 14,137,747 km (0.12 R)
• M33: 17,701,318 km (0.049 R)
• M34: 18,340,400 km (0.05 R)
• M35: 18,633,462 km (0.113 R)
• M36: 20,910,042 km (0.056 R)
• M37: 21,647,111 km (0.092 R)
• M38: 21,956,629 km (0.118 R)
• M39: 22,330,175 km (0.084 R)
• M40: 22,894,159 km (0.105 R)
• M41: 23,399,501 km (0.091 R)
• M42: 23,462,930 km (0.086 R)
• M43: 23,590,088 km (0.072 R)
• M44: 25,132,143 km (0.111 R)
• M45: 27,639,553 km (0.097 R)
• M46: 31,127,727 km (0.069 R)
• M47: 31,197,589 km (0.026 R)
• M48: 31,407,175 km (0.102 R)
• M49: 32,109,238 km (0.118 R)
• M50: 32,745,628 km (0.105 R)
• M51: 33,743,745 km (0.104 R)
• M52: 37,166,693 km (0.05 R)
• M53: 37,760,298 km (0.058 R)
• M54: 44,257,333 km (0.092 R)
• M55: 44,414,261 km (0.096 R)
• M56: 44,807,554 km (0.045 R)
• M57: 46,631,302 km (0.05 R)
• M58: 47,031,027 km (0.12 R)
• M59: 47,111,062 km (0.089 R)
• M60: 49,942,052 km (0.071 R)
• M61: 50,187,243 km (0.106 R)
• M62: 53,160,800 km (0.106 R)
• M63: 53,327,751 km (0.092 R)
• M64: 53,411,227 km (0.111 R)
• M65: 54,837,343 km (0.088 R)
• M66: 55,174,836 km (0.069 R)
• M67: 55,597,450 km (0.052 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 19,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit