🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.61 AU - 0.99 AU

Year: 256 Days

Day: 40 Hours

Environment

Temp: 187 °C

Axial Tilt: 43.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,784,846 km

• M1: 26,180 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.77 AU - 1.87 AU

Year: 879 Days

Day: 23.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.75 AU - 4.03 AU

Year: 2235 Days

Day: 28.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.97 AU - 5.67 AU

Year: 3790 Days

Day: 26.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.3

Radius: 8

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.29 AU - 8.97 AU

Year: 8303 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 147.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,784,846 km

• M1: 100,231 km (0.119 R)
• M2: 387,159 km (0.04 R)
• M3: 656,585 km (0.076 R)
• M4: 1,166,265 km (0.113 R)
• M5: 1,590,225 km (0.099 R)
• M6: 1,878,351 km (0.102 R)
• M7: 2,578,170 km (0.055 R)
• M8: 3,563,571 km (0.05 R)
• M9: 4,130,248 km (0.108 R)
• M10: 4,630,503 km (0.101 R)
• M11: 6,946,577 km (0.091 R)
• M12: 7,244,127 km (0.043 R)
• M13: 7,584,911 km (0.104 R)
• M14: 8,558,494 km (0.053 R)
• M15: 8,862,477 km (0.046 R)
• M16: 9,858,799 km (0.093 R)
• M17: 10,708,216 km (0.097 R)
• M18: 11,790,855 km (0.113 R)
• M19: 12,310,708 km (0.096 R)
• M20: 12,895,187 km (0.077 R)
• M21: 13,910,358 km (0.07 R)
• M22: 14,598,059 km (0.117 R)
• M23: 16,329,505 km (0.067 R)
• M24: 16,975,469 km (0.051 R)
• M25: 24,401,956 km (0.097 R)
• M26: 26,992,542 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.9

Radius: 5.2

Gravity: 34.91 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 10.21 AU - 16.53 AU

Year: 17509 Days

Day: 15.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 58,784,846 km

• M1: 68,965 km (0.058 R)
• M2: 331,210 km (0.041 R)
• M3: 791,971 km (0.111 R)
• M4: 1,082,341 km (0.101 R)
• M5: 2,239,779 km (0.057 R)
• M6: 3,243,880 km (0.118 R)
• M7: 3,557,737 km (0.116 R)
• M8: 4,246,186 km (0.036 R)
• M9: 6,050,037 km (0.063 R)
• M10: 6,437,496 km (0.109 R)
• M11: 6,614,919 km (0.073 R)
• M12: 7,848,951 km (0.105 R)
• M13: 8,051,657 km (0.081 R)
• M14: 9,229,141 km (0.067 R)
• M15: 10,639,849 km (0.066 R)
• M16: 10,950,863 km (0.119 R)
• M17: 11,332,039 km (0.088 R)
• M18: 12,945,751 km (0.102 R)
• M19: 13,371,955 km (0.057 R)
• M20: 16,455,467 km (0.115 R)
• M21: 18,073,667 km (0.118 R)
• M22: 19,888,289 km (0.116 R)
• M23: 20,170,580 km (0.103 R)
• M24: 21,033,610 km (0.071 R)
• M25: 21,523,543 km (0.09 R)
• M26: 21,721,611 km (0.115 R)
• M27: 23,142,342 km (0.092 R)
• M28: 27,774,789 km (0.116 R)
• M29: 30,183,016 km (0.045 R)
• M30: 31,057,864 km (0.102 R)
• M31: 32,596,478 km (0.085 R)
• M32: 38,236,617 km (0.102 R)
• M33: 41,057,584 km (0.083 R)
• M34: 44,493,698 km (0.083 R)
• M35: 44,976,600 km (0.047 R)
• M36: 49,826,413 km (0.096 R)
• M37: 56,129,719 km (0.034 R)
• M38: 62,742,095 km (0.085 R)
• M39: 64,164,920 km (0.077 R)
• M40: 68,776,723 km (0.068 R)
• M41: 72,933,450 km (0.049 R)
• M42: 73,380,448 km (0.074 R)
• M43: 74,279,980 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 672.2

Radius: 6.5

Gravity: 15.91 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 14.86 AU - 20.7 AU

Year: 26852 Days

Day: 22.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,784,846 km

• M1: 80,932 km (0.081 R)
• M2: 416,630 km (0.089 R)
• M3: 1,228,947 km (0.045 R)
• M4: 1,715,439 km (0.081 R)
• M5: 2,209,112 km (0.104 R)
• M6: 2,663,889 km (0.034 R)
• M7: 7,390,733 km (0.091 R)
• M8: 8,741,153 km (0.066 R)
• M9: 10,185,221 km (0.045 R)
• M10: 16,313,498 km (0.109 R)
• M11: 17,197,173 km (0.116 R)
• M12: 18,867,433 km (0.111 R)
• M13: 21,675,983 km (0.072 R)
• M14: 25,213,375 km (0.079 R)
• M15: 25,446,448 km (0.12 R)
• M16: 45,067,107 km (0.118 R)
• M17: 48,042,010 km (0.1 R)
• M18: 71,906,760 km (0.093 R)
• M19: 76,444,213 km (0.108 R)
• M20: 82,187,873 km (0.067 R)
• M21: 83,473,517 km (0.08 R)
• M22: 91,469,823 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.4

Radius: 3.8

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 19.14 AU - 21.5 AU

Year: 32806 Days

Day: 15.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,784,846 km

• M1: 83,326 km (0.083 R)
• M2: 215,421 km (0.074 R)
• M3: 362,027 km (0.055 R)
• M4: 1,127,968 km (0.074 R)
• M5: 1,539,960 km (0.07 R)
• M6: 2,216,143 km (0.099 R)
• M7: 2,587,295 km (0.094 R)
• M8: 4,461,457 km (0.087 R)
• M9: 4,684,807 km (0.099 R)
• M10: 7,171,423 km (0.102 R)
• M11: 7,433,668 km (0.077 R)
• M12: 16,780,992 km (0.116 R)
• M13: 20,716,762 km (0.107 R)
• M14: 31,727,614 km (0.054 R)
• M15: 36,119,508 km (0.116 R)
• M16: 37,277,545 km (0.089 R)
• M17: 41,038,137 km (0.04 R)
• M18: 41,455,365 km (0.057 R)
• M19: 41,875,586 km (0.115 R)
• M20: 44,602,755 km (0.093 R)
• M21: 50,090,005 km (0.099 R)
• M22: 53,489,915 km (0.102 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 19,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit