🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.54 AU - 0.56 AU

Year: 263 Days

Day: 21.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,560,565 km

• M1: 229,633 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.3

Radius: 12.2

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.67 AU - 2.17 AU

Year: 1718 Days

Day: 6.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,560,565 km

• M1: 153,936 km (0.12 R)
• M2: 667,954 km (0.053 R)
• M3: 1,082,789 km (0.081 R)
• M4: 1,520,064 km (0.101 R)
• M5: 1,935,796 km (0.038 R)
• M6: 2,465,672 km (0.108 R)
• M7: 2,904,443 km (0.072 R)
• M8: 3,286,516 km (0.066 R)
• M9: 3,685,942 km (0.06 R)
• M10: 5,043,243 km (0.045 R)
• M11: 7,015,691 km (0.095 R)
• M12: 7,905,200 km (0.032 R)
• M13: 10,072,873 km (0.061 R)
• M14: 11,169,276 km (0.099 R)
• M15: 12,688,143 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.8

Radius: 10.7

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.01 AU - 2.33 AU

Year: 2064 Days

Day: 11.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,560,565 km

• M1: 133,142 km (0.034 R)
• M2: 499,507 km (0.05 R)
• M3: 954,584 km (0.11 R)
• M4: 1,808,189 km (0.114 R)
• M5: 3,033,695 km (0.098 R)
• M6: 3,467,379 km (0.104 R)
• M7: 4,091,053 km (0.045 R)
• M8: 4,788,029 km (0.106 R)
• M9: 6,678,199 km (0.037 R)
• M10: 7,790,160 km (0.094 R)
• M11: 8,514,064 km (0.116 R)
• M12: 12,100,673 km (0.1 R)
• M13: 12,742,298 km (0.091 R)
• M14: 13,113,151 km (0.086 R)
• M15: 13,704,362 km (0.082 R)
• M16: 14,401,637 km (0.093 R)
• M17: 15,585,106 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221

Radius: 8

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.33 AU - 3.21 AU

Year: 2977 Days

Day: 13.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,560,565 km

• M1: 100,231 km (0.081 R)
• M2: 904,618 km (0.082 R)
• M3: 1,305,989 km (0.081 R)
• M4: 1,630,168 km (0.117 R)
• M5: 2,341,057 km (0.029 R)
• M6: 2,809,448 km (0.096 R)
• M7: 3,721,995 km (0.063 R)
• M8: 4,556,452 km (0.076 R)
• M9: 6,339,359 km (0.111 R)
• M10: 6,849,189 km (0.065 R)
• M11: 7,778,341 km (0.079 R)
• M12: 11,214,305 km (0.119 R)
• M13: 12,036,495 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.7

Radius: 10.8

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.7 AU - 6.86 AU

Year: 8972 Days

Day: 13.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,560,565 km

• M1: 134,488 km (0.105 R)
• M2: 592,258 km (0.08 R)
• M3: 1,208,601 km (0.111 R)
• M4: 2,417,651 km (0.119 R)
• M5: 3,021,129 km (0.065 R)
• M6: 3,525,423 km (0.061 R)
• M7: 3,953,124 km (0.095 R)
• M8: 4,303,332 km (0.077 R)
• M9: 6,269,946 km (0.107 R)
• M10: 8,072,899 km (0.103 R)
• M11: 9,468,199 km (0.1 R)
• M12: 11,606,700 km (0.118 R)
• M13: 12,047,865 km (0.092 R)
• M14: 12,847,016 km (0.09 R)
• M15: 16,886,159 km (0.106 R)
• M16: 17,886,669 km (0.109 R)
• M17: 23,142,342 km (0.096 R)
• M18: 25,375,988 km (0.058 R)
• M19: 26,402,977 km (0.097 R)
• M20: 28,044,365 km (0.094 R)
• M21: 31,316,669 km (0.095 R)
• M22: 32,498,043 km (0.1 R)
• M23: 35,870,577 km (0.084 R)
• M24: 38,123,222 km (0.093 R)
• M25: 43,302,600 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.2

Radius: 5.2

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.66 AU - 7.72 AU

Year: 11173 Days

Day: 23 Hours

Environment

Temp: -220 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 44,560,565 km

• M1: 64,776 km (0.051 R)
• M2: 251,175 km (0.051 R)
• M3: 440,715 km (0.099 R)
• M4: 620,083 km (0.104 R)
• M5: 807,230 km (0.069 R)
• M6: 1,123,330 km (0.076 R)
• M7: 1,505,553 km (0.112 R)
• M8: 1,879,099 km (0.1 R)
• M9: 2,295,131 km (0.101 R)
• M10: 2,506,812 km (0.112 R)
• M11: 3,031,302 km (0.114 R)
• M12: 3,720,200 km (0.095 R)
• M13: 4,088,809 km (0.071 R)
• M14: 5,810,531 km (0.052 R)
• M15: 6,830,190 km (0.106 R)
• M16: 7,727,927 km (0.101 R)
• M17: 10,311,632 km (0.041 R)
• M18: 12,644,760 km (0.095 R)
• M19: 13,589,321 km (0.075 R)
• M20: 15,184,633 km (0.098 R)
• M21: 18,531,287 km (0.08 R)
• M22: 19,025,857 km (0.044 R)
• M23: 19,312,337 km (0.055 R)
• M24: 21,245,740 km (0.077 R)
• M25: 22,898,497 km (0.106 R)
• M26: 26,369,018 km (0.062 R)
• M27: 26,904,579 km (0.064 R)
• M28: 30,174,339 km (0.11 R)
• M29: 30,368,817 km (0.066 R)
• M30: 30,662,028 km (0.07 R)
• M31: 35,398,596 km (0.087 R)
• M32: 35,832,131 km (0.059 R)
• M33: 37,042,527 km (0.12 R)
• M34: 37,265,578 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.9

Radius: 5.1

Gravity: 28.22 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.96 AU - 8.28 AU

Year: 14940 Days

Day: 23.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,560,565 km

• M1: 81,082 km (0.099 R)
• M2: 583,432 km (0.114 R)
• M3: 1,051,972 km (0.093 R)
• M4: 2,856,272 km (0.069 R)
• M5: 3,101,164 km (0.057 R)
• M6: 3,494,606 km (0.101 R)
• M7: 4,223,447 km (0.1 R)
• M8: 4,574,404 km (0.07 R)
• M9: 5,048,779 km (0.107 R)
• M10: 6,095,365 km (0.103 R)
• M11: 8,067,813 km (0.062 R)
• M12: 8,708,541 km (0.112 R)
• M13: 12,237,106 km (0.116 R)
• M14: 15,251,054 km (0.119 R)
• M15: 18,306,441 km (0.118 R)
• M16: 21,933,441 km (0.062 R)
• M17: 22,311,026 km (0.076 R)
• M18: 24,264,475 km (0.042 R)
• M19: 30,451,395 km (0.108 R)
• M20: 40,368,686 km (0.092 R)
• M21: 41,364,410 km (0.08 R)
• M22: 45,358,523 km (0.057 R)
• M23: 50,416,278 km (0.083 R)
• M24: 52,911,271 km (0.083 R)
• M25: 60,517,425 km (0.119 R)
• M26: 63,524,043 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 171.2

Radius: 6.8

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 7.8 AU - 10.54 AU

Year: 17930 Days

Day: 20.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,560,565 km

• M1: 87,814 km (0.081 R)
• M2: 520,451 km (0.037 R)
• M3: 1,712,148 km (0.104 R)
• M4: 2,429,918 km (0.092 R)
• M5: 3,899,119 km (0.119 R)
• M6: 4,821,091 km (0.118 R)
• M7: 6,089,082 km (0.117 R)
• M8: 15,735,452 km (0.072 R)
• M9: 25,977,670 km (0.031 R)
• M10: 31,650,571 km (0.096 R)
• M11: 39,188,658 km (0.051 R)
• M12: 42,459,765 km (0.074 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 15,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit