🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.55 AU - 0.61 AU

Year: 285 Days

Day: 42 Hours

Environment

Temp: -135 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,333,395 km

• M1: 44,281 km (0.085 R)
• M2: 633,697 km (0.092 R)

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.8

Radius: 9.3

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.29 AU - 1.33 AU

Year: 968 Days

Day: 10.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 132.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 57,333,395 km

• M1: 115,639 km (0.106 R)
• M2: 406,158 km (0.115 R)
• M3: 776,413 km (0.083 R)
• M4: 1,665,473 km (0.117 R)
• M5: 2,152,564 km (0.099 R)
• M6: 2,635,466 km (0.111 R)
• M7: 3,744,435 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.1

Radius: 12.9

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.18 AU - 1.66 AU

Year: 1093 Days

Day: 13.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,333,395 km

• M1: 160,818 km (0.112 R)
• M2: 732,431 km (0.057 R)
• M3: 1,215,483 km (0.073 R)
• M4: 1,643,333 km (0.03 R)
• M5: 2,121,747 km (0.066 R)
• M6: 2,971,014 km (0.079 R)
• M7: 3,482,040 km (0.098 R)
• M8: 3,955,218 km (0.11 R)
• M9: 4,665,060 km (0.092 R)
• M10: 5,280,954 km (0.107 R)
• M11: 7,913,428 km (0.082 R)
• M12: 8,902,719 km (0.057 R)
• M13: 9,882,884 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.8

Radius: 14.3

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.83 AU - 3.27 AU

Year: 3439 Days

Day: 12.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,333,395 km

• M1: 177,872 km (0.113 R)
• M2: 733,778 km (0.098 R)
• M3: 1,294,321 km (0.048 R)
• M4: 1,791,883 km (0.09 R)
• M5: 2,735,247 km (0.105 R)
• M6: 3,455,262 km (0.081 R)
• M7: 3,924,850 km (0.118 R)
• M8: 4,390,847 km (0.095 R)
• M9: 5,224,706 km (0.088 R)
• M10: 6,074,870 km (0.031 R)
• M11: 7,306,210 km (0.107 R)
• M12: 8,227,434 km (0.057 R)
• M13: 9,893,356 km (0.101 R)
• M14: 10,593,923 km (0.085 R)
• M15: 13,884,029 km (0.098 R)
• M16: 14,448,611 km (0.085 R)
• M17: 15,789,008 km (0.105 R)
• M18: 18,225,509 km (0.073 R)
• M19: 20,703,448 km (0.086 R)
• M20: 21,509,182 km (0.112 R)
• M21: 23,040,615 km (0.109 R)
• M22: 24,643,556 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.6

Radius: 12.8

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.05 AU - 4.65 AU

Year: 5858 Days

Day: 8 Hours

Environment

Temp: -220 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,333,395 km

• M1: 159,172 km (0.082 R)
• M2: 685,607 km (0.11 R)
• M3: 1,152,652 km (0.071 R)
• M4: 1,734,587 km (0.092 R)
• M5: 2,692,163 km (0.03 R)
• M6: 4,516,659 km (0.097 R)
• M7: 5,133,301 km (0.101 R)
• M8: 7,395,520 km (0.116 R)
• M9: 9,099,141 km (0.106 R)
• M10: 10,737,387 km (0.087 R)
• M11: 11,603,260 km (0.083 R)
• M12: 12,762,942 km (0.032 R)
• M13: 17,806,635 km (0.107 R)
• M14: 19,948,128 km (0.072 R)
• M15: 22,620,694 km (0.078 R)
• M16: 24,349,746 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.8

Radius: 3.3

Gravity: 86.76 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.68 AU - 6.58 AU

Year: 9800 Days

Day: 19.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 57,333,395 km

• M1: 42,336 km (0.082 R)
• M2: 303,983 km (0.116 R)
• M3: 549,323 km (0.086 R)
• M4: 750,084 km (0.064 R)
• M5: 1,195,736 km (0.063 R)
• M6: 1,577,958 km (0.12 R)
• M7: 2,000,872 km (0.107 R)
• M8: 2,996,146 km (0.11 R)
• M9: 3,307,459 km (0.099 R)
• M10: 3,458,104 km (0.078 R)
• M11: 4,193,976 km (0.092 R)
• M12: 4,613,898 km (0.111 R)
• M13: 4,770,526 km (0.114 R)
• M14: 5,967,908 km (0.116 R)
• M15: 6,537,427 km (0.114 R)
• M16: 6,655,460 km (0.066 R)
• M17: 8,186,295 km (0.028 R)
• M18: 8,936,229 km (0.12 R)
• M19: 9,179,774 km (0.074 R)
• M20: 10,679,942 km (0.09 R)
• M21: 11,120,807 km (0.065 R)
• M22: 11,573,789 km (0.082 R)
• M23: 11,688,979 km (0.06 R)
• M24: 11,804,918 km (0.05 R)
• M25: 14,957,992 km (0.105 R)
• M26: 17,851,664 km (0.064 R)
• M27: 19,673,766 km (0.09 R)
• M28: 21,269,376 km (0.109 R)
• M29: 22,320,302 km (0.113 R)
• M30: 30,444,064 km (0.105 R)
• M31: 30,663,524 km (0.086 R)
• M32: 31,328,487 km (0.118 R)
• M33: 33,614,193 km (0.064 R)
• M34: 36,131,027 km (0.1 R)
• M35: 36,748,418 km (0.099 R)
• M36: 42,349,811 km (0.054 R)
• M37: 42,898,087 km (0.084 R)
• M38: 44,712,709 km (0.108 R)
• M39: 47,015,320 km (0.083 R)
• M40: 47,750,892 km (0.106 R)
• M41: 51,388,215 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.1

Radius: 4.2

Gravity: 14.86 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.32 AU - 8.76 AU

Year: 14720 Days

Day: 15.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,333,395 km

• M1: 131,945 km (0.109 R)
• M2: 434,133 km (0.107 R)
• M3: 815,757 km (0.111 R)
• M4: 1,315,863 km (0.107 R)
• M5: 2,845,202 km (0.061 R)
• M6: 3,062,268 km (0.106 R)
• M7: 4,692,137 km (0.111 R)
• M8: 5,151,702 km (0.069 R)
• M9: 7,866,604 km (0.091 R)
• M10: 10,875,466 km (0.086 R)
• M11: 14,635,608 km (0.085 R)
• M12: 17,334,055 km (0.105 R)
• M13: 20,030,706 km (0.096 R)
• M14: 23,080,259 km (0.099 R)
• M15: 32,840,323 km (0.119 R)
• M16: 33,279,393 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.1

Radius: 5.1

Gravity: 17.73 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.04 AU - 9.92 AU

Year: 15944 Days

Day: 22.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,333,395 km

• M1: 63,429 km (0.088 R)
• M2: 344,823 km (0.118 R)
• M3: 564,134 km (0.112 R)
• M4: 769,382 km (0.067 R)
• M5: 958,324 km (0.096 R)
• M6: 1,417,290 km (0.046 R)
• M7: 2,178,145 km (0.099 R)
• M8: 2,354,371 km (0.109 R)
• M9: 2,540,022 km (0.086 R)
• M10: 3,460,648 km (0.082 R)
• M11: 4,648,604 km (0.109 R)
• M12: 5,637,895 km (0.062 R)
• M13: 6,596,967 km (0.079 R)
• M14: 7,094,081 km (0.11 R)
• M15: 9,081,339 km (0.103 R)
• M16: 10,067,189 km (0.083 R)
• M17: 12,005,828 km (0.077 R)
• M18: 12,682,758 km (0.113 R)
• M19: 14,936,151 km (0.114 R)
• M20: 15,863,957 km (0.108 R)
• M21: 16,230,771 km (0.091 R)
• M22: 17,755,023 km (0.036 R)
• M23: 19,791,349 km (0.085 R)
• M24: 20,302,226 km (0.096 R)
• M25: 21,173,185 km (0.073 R)
• M26: 23,176,600 km (0.047 R)
• M27: 24,710,576 km (0.1 R)
• M28: 29,606,167 km (0.075 R)
• M29: 30,274,121 km (0.087 R)
• M30: 34,740,216 km (0.12 R)
• M31: 35,110,321 km (0.1 R)
• M32: 49,165,340 km (0.083 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: 195 - 15,462 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit