🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.88 AU - 2.52 AU

Year: 1229 Days

Day: 45 Hours

Environment

Temp: -89 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,336,757 km

• M1: 36,053 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.51 AU - 4.83 AU

Year: 3208 Days

Day: 29.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.6

Radius: 8.1

Gravity: 13.6 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.29 AU - 9.93 AU

Year: 9518 Days

Day: 9 Hours

Environment

Temp: -174 °C

Axial Tilt: 129.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,336,757 km

• M1: 102,175 km (0.086 R)
• M2: 731,982 km (0.077 R)
• M3: 1,041,500 km (0.078 R)
• M4: 2,579,366 km (0.073 R)
• M5: 3,981,697 km (0.068 R)
• M6: 4,436,774 km (0.074 R)
• M7: 5,553,223 km (0.089 R)
• M8: 6,344,745 km (0.066 R)
• M9: 14,834,723 km (0.06 R)
• M10: 15,170,570 km (0.05 R)
• M11: 17,367,415 km (0.07 R)
• M12: 18,272,034 km (0.104 R)
• M13: 18,658,146 km (0.111 R)
• M14: 19,930,176 km (0.109 R)
• M15: 23,816,729 km (0.104 R)
• M16: 25,792,169 km (0.035 R)
• M17: 27,068,239 km (0.111 R)
• M18: 28,078,174 km (0.087 R)
• M19: 32,145,590 km (0.036 R)
• M20: 33,507,380 km (0.105 R)
• M21: 34,202,561 km (0.117 R)
• M22: 35,025,649 km (0.105 R)
• M23: 41,958,463 km (0.079 R)
• M24: 47,538,763 km (0.101 R)
• M25: 50,203,699 km (0.087 R)
• M26: 50,505,887 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.3

Radius: 8.7

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 11.33 AU - 11.91 AU

Year: 14922 Days

Day: 5.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,336,757 km

• M1: 108,159 km (0.047 R)
• M2: 405,859 km (0.05 R)
• M3: 856,747 km (0.107 R)
• M4: 1,251,835 km (0.057 R)
• M5: 3,565,516 km (0.098 R)
• M6: 3,941,904 km (0.098 R)
• M7: 4,344,771 km (0.102 R)
• M8: 4,834,255 km (0.032 R)
• M9: 5,855,111 km (0.117 R)
• M10: 6,975,150 km (0.093 R)
• M11: 7,246,670 km (0.042 R)
• M12: 10,019,317 km (0.095 R)
• M13: 11,886,299 km (0.104 R)
• M14: 12,162,756 km (0.101 R)
• M15: 13,670,253 km (0.112 R)
• M16: 15,233,701 km (0.111 R)
• M17: 16,159,412 km (0.034 R)
• M18: 20,476,508 km (0.068 R)
• M19: 28,451,271 km (0.07 R)
• M20: 30,057,204 km (0.062 R)
• M21: 31,090,925 km (0.085 R)
• M22: 31,828,593 km (0.052 R)
• M23: 33,338,933 km (0.113 R)
• M24: 33,668,646 km (0.081 R)
• M25: 35,122,738 km (0.049 R)
• M26: 37,322,574 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.8

Radius: 13

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 9.25 AU - 14.35 AU

Year: 15270 Days

Day: 13.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 93,336,757 km

• M1: 161,715 km (0.091 R)
• M2: 778,059 km (0.083 R)
• M3: 1,651,860 km (0.045 R)
• M4: 2,430,068 km (0.039 R)
• M5: 3,129,737 km (0.114 R)
• M6: 3,852,295 km (0.105 R)
• M7: 5,596,157 km (0.031 R)
• M8: 6,624,044 km (0.09 R)
• M9: 7,307,258 km (0.074 R)
• M10: 7,992,865 km (0.106 R)
• M11: 8,720,808 km (0.049 R)
• M12: 9,246,644 km (0.092 R)
• M13: 12,557,245 km (0.098 R)
• M14: 14,248,150 km (0.08 R)
• M15: 17,321,937 km (0.076 R)
• M16: 17,924,966 km (0.108 R)
• M17: 22,902,985 km (0.101 R)
• M18: 24,091,690 km (0.062 R)
• M19: 24,654,028 km (0.104 R)
• M20: 26,393,702 km (0.102 R)
• M21: 27,394,811 km (0.066 R)
• M22: 28,007,414 km (0.085 R)
• M23: 28,629,293 km (0.112 R)
• M24: 30,116,146 km (0.097 R)
• M25: 35,124,234 km (0.032 R)
• M26: 41,459,255 km (0.109 R)
• M27: 42,675,186 km (0.11 R)
• M28: 46,177,272 km (0.105 R)
• M29: 51,705,512 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.2

Radius: 3.3

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 12.41 AU - 12.79 AU

Year: 16849 Days

Day: 20.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 93,336,757 km

• M1: 41,289 km (0.027 R)
• M2: 148,999 km (0.099 R)
• M3: 307,424 km (0.074 R)
• M4: 549,024 km (0.066 R)
• M5: 1,023,549 km (0.078 R)
• M6: 1,349,822 km (0.086 R)
• M7: 1,556,117 km (0.065 R)
• M8: 3,655,125 km (0.088 R)
• M9: 3,793,204 km (0.059 R)
• M10: 3,982,744 km (0.058 R)
• M11: 4,615,992 km (0.102 R)
• M12: 5,054,912 km (0.085 R)
• M13: 5,284,545 km (0.035 R)
• M14: 5,795,571 km (0.107 R)
• M15: 6,571,834 km (0.076 R)
• M16: 7,305,911 km (0.111 R)
• M17: 7,749,170 km (0.057 R)
• M18: 9,658,188 km (0.103 R)
• M19: 11,808,957 km (0.106 R)
• M20: 15,184,333 km (0.084 R)
• M21: 15,421,895 km (0.102 R)
• M22: 16,584,121 km (0.113 R)
• M23: 18,267,546 km (0.118 R)
• M24: 20,132,582 km (0.081 R)
• M25: 22,889,073 km (0.074 R)
• M26: 23,834,382 km (0.107 R)
• M27: 27,260,322 km (0.089 R)
• M28: 28,053,939 km (0.114 R)
• M29: 31,382,492 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.8

Radius: 5.9

Gravity: 19.07 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 17.12 AU - 17.9 AU

Year: 27603 Days

Day: 16.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 93,336,757 km

• M1: 73,602 km (0.076 R)
• M2: 313,258 km (0.101 R)
• M3: 556,205 km (0.069 R)
• M4: 937,081 km (0.106 R)
• M5: 1,121,535 km (0.087 R)
• M6: 1,411,606 km (0.093 R)
• M7: 1,731,595 km (0.06 R)
• M8: 2,055,624 km (0.045 R)
• M9: 3,158,161 km (0.114 R)
• M10: 3,804,124 km (0.07 R)
• M11: 4,952,288 km (0.026 R)
• M12: 7,032,596 km (0.112 R)
• M13: 8,685,802 km (0.108 R)
• M14: 9,756,324 km (0.086 R)
• M15: 11,591,890 km (0.082 R)
• M16: 12,299,937 km (0.101 R)
• M17: 13,036,258 km (0.101 R)
• M18: 13,338,894 km (0.116 R)
• M19: 14,434,998 km (0.093 R)
• M20: 19,227,665 km (0.072 R)
• M21: 20,931,584 km (0.096 R)
• M22: 21,767,238 km (0.088 R)
• M23: 22,952,203 km (0.098 R)
• M24: 23,172,261 km (0.058 R)
• M25: 25,450,188 km (0.097 R)
• M26: 33,031,958 km (0.042 R)
• M27: 35,028,940 km (0.109 R)
• M28: 39,734,541 km (0.07 R)
• M29: 56,945,477 km (0.07 R)
• M30: 60,225,709 km (0.057 R)
• M31: 63,629,809 km (0.034 R)
• M32: 66,935,473 km (0.099 R)
• M33: 69,891,527 km (0.117 R)
• M34: 71,518,852 km (0.05 R)
• M35: 80,541,100 km (0.119 R)
• M36: 81,049,434 km (0.092 R)
• M37: 81,304,348 km (0.115 R)
• M38: 84,143,716 km (0.104 R)
• M39: 85,719,879 km (0.073 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 14,328 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit