🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.77 AU - 0.81 AU

Year: 263 Days

Day: 28.7 Hours

Environment

Temp: 124 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.18 AU - 2.28 AU

Year: 1248 Days

Day: 34.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.3

Radius: 14

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.97 AU - 6.65 AU

Year: 5940 Days

Day: 10.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 97.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,278,469 km

• M1: 174,132 km (0.084 R)
• M2: 610,659 km (0.117 R)
• M3: 1,080,695 km (0.111 R)
• M4: 1,856,958 km (0.111 R)
• M5: 2,460,885 km (0.08 R)
• M6: 4,139,822 km (0.113 R)
• M7: 5,575,363 km (0.117 R)
• M8: 7,047,107 km (0.079 R)
• M9: 8,076,340 km (0.08 R)
• M10: 9,122,777 km (0.037 R)
• M11: 10,083,644 km (0.12 R)
• M12: 11,019,080 km (0.099 R)
• M13: 14,837,566 km (0.045 R)
• M14: 16,465,490 km (0.104 R)
• M15: 18,533,531 km (0.101 R)
• M16: 19,193,108 km (0.108 R)
• M17: 20,910,790 km (0.058 R)
• M18: 22,356,953 km (0.065 R)
• M19: 26,428,409 km (0.109 R)
• M20: 28,291,052 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.3

Radius: 10.2

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.94 AU - 9.2 AU

Year: 10236 Days

Day: 8.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 63,278,469 km

• M1: 126,859 km (0.115 R)
• M2: 2,819,172 km (0.073 R)
• M3: 10,925,132 km (0.11 R)
• M4: 11,420,900 km (0.101 R)
• M5: 14,717,139 km (0.092 R)
• M6: 18,137,545 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.5

Radius: 14.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.01 AU - 10.95 AU

Year: 10938 Days

Day: 12.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,278,469 km

• M1: 183,557 km (0.068 R)
• M2: 669,899 km (0.095 R)
• M3: 1,282,054 km (0.053 R)
• M4: 1,879,248 km (0.098 R)
• M5: 2,702,186 km (0.105 R)
• M6: 3,294,893 km (0.1 R)
• M7: 4,029,867 km (0.116 R)
• M8: 5,100,091 km (0.113 R)
• M9: 5,613,660 km (0.117 R)
• M10: 6,124,088 km (0.103 R)
• M11: 7,408,535 km (0.038 R)
• M12: 9,817,510 km (0.105 R)
• M13: 11,630,786 km (0.072 R)
• M14: 12,709,536 km (0.087 R)
• M15: 16,494,212 km (0.109 R)
• M16: 19,372,027 km (0.077 R)
• M17: 20,035,643 km (0.077 R)
• M18: 24,246,075 km (0.106 R)
• M19: 26,507,247 km (0.08 R)
• M20: 30,434,640 km (0.051 R)
• M21: 35,714,696 km (0.069 R)
• M22: 39,954,300 km (0.118 R)
• M23: 41,575,791 km (0.119 R)
• M24: 45,384,104 km (0.062 R)
• M25: 46,851,660 km (0.066 R)
• M26: 50,815,405 km (0.12 R)
• M27: 54,175,971 km (0.098 R)
• M28: 55,162,719 km (0.046 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 571.3

Radius: 5.6

Gravity: 18.22 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 13.37 AU - 13.97 AU

Year: 18940 Days

Day: 23.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,278,469 km

• M1: 73,752 km (0.047 R)
• M2: 605,273 km (0.099 R)
• M3: 1,109,418 km (0.09 R)
• M4: 1,442,871 km (0.119 R)
• M5: 1,666,969 km (0.086 R)
• M6: 2,351,828 km (0.114 R)
• M7: 2,710,414 km (0.113 R)
• M8: 4,930,297 km (0.07 R)
• M9: 5,403,774 km (0.11 R)
• M10: 5,907,171 km (0.088 R)
• M11: 6,232,247 km (0.108 R)
• M12: 6,785,759 km (0.042 R)
• M13: 9,439,476 km (0.112 R)
• M14: 11,424,490 km (0.105 R)
• M15: 13,393,348 km (0.037 R)
• M16: 16,753,765 km (0.039 R)
• M17: 21,957,078 km (0.038 R)
• M18: 23,634,968 km (0.103 R)
• M19: 30,960,177 km (0.112 R)
• M20: 34,088,717 km (0.083 R)
• M21: 34,869,768 km (0.07 R)
• M22: 35,795,928 km (0.078 R)
• M23: 37,559,238 km (0.06 R)
• M24: 45,192,769 km (0.055 R)
• M25: 45,662,356 km (0.108 R)
• M26: 48,058,615 km (0.116 R)
• M27: 50,202,203 km (0.031 R)
• M28: 52,064,996 km (0.118 R)
• M29: 54,856,193 km (0.04 R)
• M30: 56,108,028 km (0.026 R)
• M31: 58,113,537 km (0.1 R)
• M32: 58,298,141 km (0.044 R)
• M33: 64,218,626 km (0.103 R)
• M34: 64,416,095 km (0.12 R)
• M35: 64,613,864 km (0.044 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.8

Radius: 5.6

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 18.32 AU - 19.14 AU

Year: 30376 Days

Day: 22 Hours

Environment

Temp: -211 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,278,469 km

• M1: 69,862 km (0.114 R)
• M2: 323,730 km (0.098 R)
• M3: 1,022,202 km (0.048 R)
• M4: 1,272,779 km (0.055 R)
• M5: 1,659,639 km (0.092 R)
• M6: 3,376,274 km (0.042 R)
• M7: 4,206,692 km (0.087 R)
• M8: 4,719,214 km (0.092 R)
• M9: 6,023,708 km (0.06 R)
• M10: 7,059,972 km (0.081 R)
• M11: 7,643,554 km (0.072 R)
• M12: 8,161,910 km (0.076 R)
• M13: 9,321,144 km (0.101 R)
• M14: 10,701,184 km (0.034 R)
• M15: 12,530,467 km (0.114 R)
• M16: 16,873,593 km (0.076 R)
• M17: 24,157,214 km (0.047 R)
• M18: 24,861,670 km (0.081 R)
• M19: 26,417,189 km (0.045 R)
• M20: 30,998,025 km (0.105 R)
• M21: 31,471,353 km (0.096 R)
• M22: 33,661,466 km (0.063 R)
• M23: 41,980,603 km (0.072 R)
• M24: 42,414,587 km (0.115 R)
• M25: 55,470,142 km (0.107 R)
• M26: 57,225,075 km (0.049 R)
• M27: 61,401,100 km (0.074 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 20,166 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit