🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.5

Radius: 10.7

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.61 AU - 0.75 AU

Year: 380 Days

Day: 14.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,104,286 km

• M1: 134,937 km (0.111 R)
• M2: 481,855 km (0.048 R)
• M3: 873,203 km (0.082 R)
• M4: 1,455,438 km (0.094 R)
• M5: 1,813,276 km (0.098 R)
• M6: 2,171,114 km (0.076 R)
• M7: 2,668,826 km (0.095 R)
• M8: 3,212,465 km (0.08 R)
• M9: 3,583,617 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532

Radius: 10.6

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.87 AU - 0.95 AU

Year: 589 Days

Day: 5.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,104,286 km

• M1: 131,796 km (0.065 R)
• M2: 513,569 km (0.117 R)
• M3: 919,877 km (0.118 R)
• M4: 1,255,276 km (0.116 R)
• M5: 1,766,302 km (0.114 R)
• M6: 2,364,245 km (0.082 R)
• M7: 2,706,076 km (0.099 R)
• M8: 3,174,467 km (0.079 R)
• M9: 3,775,551 km (0.077 R)
• M10: 4,495,715 km (0.108 R)
• M11: 5,305,040 km (0.11 R)
• M12: 6,359,405 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971

Radius: 12.9

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1 AU - 1.2 AU

Year: 782 Days

Day: 6 Hours

Environment

Temp: -169 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,104,286 km

• M1: 160,369 km (0.112 R)
• M2: 704,905 km (0.087 R)
• M3: 1,134,700 km (0.115 R)
• M4: 1,808,040 km (0.089 R)
• M5: 2,503,520 km (0.08 R)
• M6: 3,302,373 km (0.041 R)
• M7: 3,976,760 km (0.07 R)
• M8: 4,723,702 km (0.089 R)
• M9: 5,253,129 km (0.049 R)
• M10: 6,027,747 km (0.086 R)
• M11: 6,968,718 km (0.086 R)
• M12: 8,442,406 km (0.119 R)
• M13: 9,534,321 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209

Radius: 10.2

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.82 AU - 2.04 AU

Year: 1819 Days

Day: 9.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,104,286 km

• M1: 126,859 km (0.087 R)
• M2: 569,220 km (0.112 R)
• M3: 1,223,262 km (0.11 R)
• M4: 1,557,164 km (0.091 R)
• M5: 1,952,551 km (0.089 R)
• M6: 3,621,016 km (0.076 R)
• M7: 4,139,672 km (0.11 R)
• M8: 4,635,739 km (0.036 R)
• M9: 5,132,853 km (0.109 R)
• M10: 5,767,896 km (0.089 R)
• M11: 6,432,110 km (0.093 R)
• M12: 7,075,231 km (0.081 R)
• M13: 7,610,193 km (0.06 R)
• M14: 9,668,062 km (0.05 R)
• M15: 10,205,118 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.6

Radius: 9.9

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.95 AU - 2.43 AU

Year: 2198 Days

Day: 12.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,104,286 km

• M1: 123,119 km (0.111 R)
• M2: 446,400 km (0.047 R)
• M3: 793,168 km (0.11 R)
• M4: 1,242,560 km (0.115 R)
• M5: 1,970,952 km (0.093 R)
• M6: 2,287,202 km (0.078 R)
• M7: 3,023,672 km (0.078 R)
• M8: 3,362,960 km (0.063 R)
• M9: 5,117,294 km (0.091 R)
• M10: 5,530,783 km (0.111 R)
• M11: 6,141,890 km (0.094 R)
• M12: 7,128,488 km (0.065 R)
• M13: 7,792,852 km (0.108 R)
• M14: 8,372,394 km (0.067 R)
• M15: 8,688,944 km (0.045 R)
• M16: 9,721,019 km (0.035 R)
• M17: 10,611,426 km (0.11 R)
• M18: 12,188,038 km (0.111 R)
• M19: 12,595,094 km (0.12 R)
• M20: 13,915,145 km (0.116 R)
• M21: 14,998,683 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864

Radius: 12.5

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.48 AU - 4.4 AU

Year: 5304 Days

Day: 9.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 63,104,286 km

• M1: 155,432 km (0.115 R)
• M2: 722,259 km (0.07 R)
• M3: 1,616,255 km (0.12 R)
• M4: 2,432,910 km (0.117 R)
• M5: 3,422,201 km (0.074 R)
• M6: 4,129,799 km (0.103 R)
• M7: 5,241,760 km (0.057 R)
• M8: 5,684,270 km (0.112 R)
• M9: 7,452,068 km (0.117 R)
• M10: 7,898,768 km (0.066 R)
• M11: 9,010,878 km (0.097 R)
• M12: 11,013,246 km (0.071 R)
• M13: 13,135,441 km (0.089 R)
• M14: 13,788,885 km (0.11 R)
• M15: 15,160,697 km (0.053 R)
• M16: 16,002,035 km (0.061 R)
• M17: 16,810,762 km (0.109 R)
• M18: 19,192,958 km (0.089 R)
• M19: 21,867,618 km (0.119 R)
• M20: 22,708,508 km (0.101 R)
• M21: 23,729,962 km (0.095 R)
• M22: 25,360,878 km (0.109 R)
• M23: 26,374,553 km (0.099 R)
• M24: 30,323,638 km (0.111 R)
• M25: 31,369,327 km (0.054 R)
• M26: 33,734,021 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804

Radius: 3.3

Gravity: 73.83 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.99 AU - 7.97 AU

Year: 11188 Days

Day: 19.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,104,286 km

• M1: 42,336 km (0.076 R)
• M2: 694,882 km (0.042 R)
• M3: 803,191 km (0.1 R)
• M4: 3,005,272 km (0.035 R)
• M5: 3,396,769 km (0.108 R)
• M6: 8,193,326 km (0.098 R)
• M7: 8,952,685 km (0.11 R)
• M8: 10,500,873 km (0.1 R)
• M9: 10,942,037 km (0.115 R)
• M10: 11,054,235 km (0.066 R)
• M11: 11,920,258 km (0.077 R)
• M12: 12,039,038 km (0.093 R)
• M13: 12,768,477 km (0.114 R)
• M14: 12,892,793 km (0.085 R)
• M15: 15,766,419 km (0.114 R)
• M16: 18,241,216 km (0.118 R)
• M17: 21,838,148 km (0.086 R)
• M18: 22,737,530 km (0.111 R)
• M19: 32,429,078 km (0.091 R)
• M20: 32,544,867 km (0.09 R)
• M21: 35,404,131 km (0.108 R)
• M22: 36,144,342 km (0.078 R)
• M23: 36,268,657 km (0.058 R)
• M24: 39,077,058 km (0.111 R)
• M25: 39,208,106 km (0.116 R)
• M26: 40,000,227 km (0.064 R)
• M27: 40,802,969 km (0.092 R)
• M28: 46,137,778 km (0.117 R)
• M29: 50,044,078 km (0.041 R)
• M30: 51,288,882 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.3

Radius: 7.5

Gravity: 15.92 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.43 AU - 8.05 AU

Year: 13213 Days

Day: 21.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,104,286 km

• M1: 93,349 km (0.038 R)
• M2: 366,216 km (0.119 R)
• M3: 604,974 km (0.119 R)
• M4: 890,257 km (0.036 R)
• M5: 1,279,211 km (0.119 R)
• M6: 1,678,189 km (0.054 R)
• M7: 1,952,252 km (0.069 R)
• M8: 2,420,045 km (0.106 R)
• M9: 3,745,482 km (0.088 R)
• M10: 4,279,097 km (0.092 R)
• M11: 4,896,338 km (0.115 R)
• M12: 5,796,917 km (0.118 R)
• M13: 6,107,333 km (0.097 R)
• M14: 6,888,982 km (0.098 R)
• M15: 7,552,000 km (0.115 R)
• M16: 8,649,898 km (0.057 R)
• M17: 9,211,190 km (0.099 R)
• M18: 9,580,696 km (0.096 R)
• M19: 12,324,022 km (0.047 R)
• M20: 16,380,069 km (0.113 R)
• M21: 17,080,187 km (0.109 R)
• M22: 17,881,284 km (0.1 R)
• M23: 19,644,893 km (0.12 R)
• M24: 22,740,971 km (0.106 R)
• M25: 23,808,501 km (0.058 R)
• M26: 37,976,167 km (0.075 R)
• M27: 38,517,413 km (0.117 R)
• M28: 38,789,980 km (0.105 R)
• M29: 50,940,319 km (0.046 R)
• M30: 52,095,813 km (0.042 R)
• M31: 58,316,092 km (0.11 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: 311 - 20,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit