🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.76 AU - 2.66 AU

Year: 1231 Days

Day: 32.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.6

Radius: 14

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 6.92 AU - 7.64 AU

Year: 7361 Days

Day: 7.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 107,249,430 km

• M1: 174,132 km (0.101 R)
• M2: 745,446 km (0.106 R)
• M3: 1,215,184 km (0.071 R)
• M4: 1,970,354 km (0.117 R)
• M5: 2,424,981 km (0.047 R)
• M6: 3,784,228 km (0.102 R)
• M7: 5,379,539 km (0.094 R)
• M8: 6,983,079 km (0.045 R)
• M9: 7,735,257 km (0.106 R)
• M10: 8,770,026 km (0.095 R)
• M11: 9,320,995 km (0.116 R)
• M12: 9,937,039 km (0.11 R)
• M13: 10,405,878 km (0.117 R)
• M14: 13,589,321 km (0.094 R)
• M15: 16,530,116 km (0.074 R)
• M16: 17,992,136 km (0.089 R)
• M17: 18,434,347 km (0.104 R)
• M18: 20,344,562 km (0.052 R)
• M19: 21,879,437 km (0.027 R)
• M20: 23,415,358 km (0.11 R)
• M21: 24,478,550 km (0.059 R)
• M22: 25,178,818 km (0.105 R)
• M23: 25,972,584 km (0.107 R)
• M24: 26,538,064 km (0.066 R)
• M25: 27,693,707 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.4

Radius: 8.5

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.97 AU - 11.95 AU

Year: 12677 Days

Day: 7.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 107,249,430 km

• M1: 105,766 km (0.05 R)
• M2: 435,779 km (0.114 R)
• M3: 730,486 km (0.091 R)
• M4: 1,625,082 km (0.118 R)
• M5: 2,003,415 km (0.109 R)
• M6: 3,222,937 km (0.045 R)
• M7: 4,315,899 km (0.096 R)
• M8: 5,669,161 km (0.078 R)
• M9: 5,951,452 km (0.066 R)
• M10: 6,342,501 km (0.039 R)
• M11: 6,855,322 km (0.072 R)
• M12: 7,140,007 km (0.09 R)
• M13: 7,847,904 km (0.09 R)
• M14: 8,601,728 km (0.101 R)
• M15: 15,408,132 km (0.117 R)
• M16: 16,651,739 km (0.077 R)
• M17: 19,337,170 km (0.111 R)
• M18: 20,414,724 km (0.091 R)
• M19: 20,930,986 km (0.078 R)
• M20: 21,456,075 km (0.086 R)
• M21: 23,004,413 km (0.101 R)
• M22: 27,110,425 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.6

Radius: 3.4

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 9.4 AU - 15.54 AU

Year: 16502 Days

Day: 16.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 107,249,430 km

• M1: 45,478 km (0.111 R)
• M2: 351,106 km (0.044 R)
• M3: 477,068 km (0.116 R)
• M4: 1,220,120 km (0.041 R)
• M5: 2,784,316 km (0.097 R)
• M6: 7,034,690 km (0.081 R)
• M7: 7,769,515 km (0.041 R)
• M8: 10,042,206 km (0.098 R)
• M9: 17,378,785 km (0.084 R)

Asteroid Belt

Center: 15.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.8

Radius: 6.7

Gravity: 19.13 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 13.93 AU - 23.13 AU

Year: 29891 Days

Day: 19.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 107,249,430 km

• M1: 104,270 km (0.091 R)
• M2: 677,529 km (0.101 R)
• M3: 1,509,891 km (0.079 R)
• M4: 2,512,197 km (0.066 R)
• M5: 3,035,042 km (0.054 R)
• M6: 4,040,489 km (0.082 R)
• M7: 4,445,750 km (0.053 R)
• M8: 5,337,502 km (0.053 R)
• M9: 7,097,372 km (0.116 R)
• M10: 7,523,427 km (0.088 R)
• M11: 10,788,998 km (0.077 R)
• M12: 11,714,261 km (0.082 R)
• M13: 13,239,412 km (0.059 R)
• M14: 16,493,764 km (0.069 R)
• M15: 17,335,850 km (0.082 R)
• M16: 21,981,313 km (0.094 R)
• M17: 23,932,667 km (0.084 R)
• M18: 24,648,044 km (0.076 R)
• M19: 27,007,652 km (0.103 R)
• M20: 29,108,155 km (0.083 R)
• M21: 34,983,163 km (0.075 R)
• M22: 37,634,636 km (0.033 R)
• M23: 40,249,756 km (0.11 R)
• M24: 44,217,690 km (0.086 R)
• M25: 47,126,620 km (0.12 R)
• M26: 51,528,239 km (0.106 R)
• M27: 56,196,141 km (0.096 R)
• M28: 58,310,856 km (0.114 R)
• M29: 61,803,518 km (0.112 R)
• M30: 74,618,072 km (0.074 R)
• M31: 78,468,122 km (0.08 R)
• M32: 86,840,517 km (0.102 R)
• M33: 89,093,760 km (0.083 R)
• M34: 89,663,129 km (0.077 R)
• M35: 91,675,071 km (0.095 R)
• M36: 92,255,361 km (0.119 R)
• M37: 95,490,864 km (0.094 R)
• M38: 98,801,166 km (0.101 R)
• M39: 101,256,216 km (0.113 R)
• M40: 102,498,926 km (0.086 R)
• M41: 102,811,137 km (0.119 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 14,124 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit