🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.3

Radius: 10.5

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.56 AU - 0.9 AU

Year: 423 Days

Day: 7 Hours

Environment

Temp: -152 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,708,276 km

• M1: 130,599 km (0.056 R)
• M2: 478,564 km (0.062 R)
• M3: 842,834 km (0.106 R)
• M4: 1,193,791 km (0.096 R)
• M5: 1,677,890 km (0.09 R)
• M6: 2,008,950 km (0.112 R)
• M7: 2,561,864 km (0.084 R)
• M8: 3,707,334 km (0.102 R)
• M9: 4,135,633 km (0.058 R)
• M10: 4,637,833 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.7

Radius: 13.2

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.65 AU - 0.87 AU

Year: 449 Days

Day: 11.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 79,708,276 km

• M1: 164,109 km (0.071 R)
• M2: 584,928 km (0.106 R)
• M3: 1,325,587 km (0.044 R)
• M4: 1,842,298 km (0.076 R)
• M5: 2,334,176 km (0.115 R)
• M6: 3,349,048 km (0.05 R)
• M7: 3,864,562 km (0.109 R)
• M8: 4,794,612 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.1

Radius: 9.8

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.44 AU - 1.6 AU

Year: 1271 Days

Day: 6.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,708,276 km

• M1: 122,969 km (0.082 R)
• M2: 517,908 km (0.097 R)
• M3: 848,370 km (0.084 R)
• M4: 1,497,325 km (0.062 R)
• M5: 2,244,417 km (0.111 R)
• M6: 2,811,243 km (0.066 R)
• M7: 3,142,303 km (0.051 R)
• M8: 4,755,118 km (0.09 R)
• M9: 5,573,119 km (0.078 R)
• M10: 6,182,880 km (0.114 R)
• M11: 6,813,884 km (0.081 R)
• M12: 7,852,542 km (0.096 R)
• M13: 8,204,246 km (0.071 R)
• M14: 9,212,386 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.2

Radius: 13.7

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.41 AU - 2.61 AU

Year: 2697 Days

Day: 9.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,708,276 km

• M1: 170,392 km (0.113 R)
• M2: 633,996 km (0.094 R)
• M3: 1,154,447 km (0.03 R)
• M4: 1,630,018 km (0.111 R)
• M5: 3,960,005 km (0.118 R)
• M6: 6,077,862 km (0.112 R)
• M7: 6,908,280 km (0.032 R)
• M8: 8,447,941 km (0.095 R)
• M9: 9,520,109 km (0.116 R)
• M10: 10,560,862 km (0.094 R)
• M11: 13,051,965 km (0.101 R)
• M12: 14,043,650 km (0.084 R)
• M13: 15,085,000 km (0.113 R)
• M14: 15,807,409 km (0.119 R)
• M15: 16,283,878 km (0.033 R)
• M16: 19,770,855 km (0.082 R)
• M17: 21,206,097 km (0.074 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.9

Radius: 8.9

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.08 AU - 3.06 AU

Year: 2794 Days

Day: 14.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 79,708,276 km

• M1: 111,301 km (0.09 R)
• M2: 513,869 km (0.071 R)
• M3: 1,032,674 km (0.109 R)
• M4: 1,542,055 km (0.111 R)
• M5: 1,956,890 km (0.098 R)
• M6: 2,680,046 km (0.099 R)
• M7: 3,061,670 km (0.032 R)
• M8: 3,443,145 km (0.086 R)
• M9: 4,014,309 km (0.08 R)
• M10: 4,344,173 km (0.102 R)
• M11: 4,625,267 km (0.105 R)
• M12: 4,964,854 km (0.039 R)
• M13: 5,874,409 km (0.098 R)
• M14: 6,465,620 km (0.092 R)
• M15: 8,214,868 km (0.081 R)
• M16: 8,850,808 km (0.103 R)
• M17: 9,233,779 km (0.108 R)
• M18: 10,032,931 km (0.036 R)
• M19: 11,935,816 km (0.058 R)
• M20: 13,603,982 km (0.039 R)
• M21: 15,422,194 km (0.04 R)
• M22: 17,668,406 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.7

Radius: 14.6

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.56 AU - 3.04 AU

Year: 3178 Days

Day: 8.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,708,276 km

• M1: 181,612 km (0.07 R)
• M2: 673,639 km (0.097 R)
• M3: 1,360,593 km (0.105 R)
• M4: 2,083,898 km (0.085 R)
• M5: 2,727,618 km (0.119 R)
• M6: 4,783,392 km (0.056 R)
• M7: 5,674,846 km (0.088 R)
• M8: 6,500,327 km (0.1 R)
• M9: 7,467,776 km (0.054 R)
• M10: 8,187,192 km (0.118 R)
• M11: 17,006,136 km (0.107 R)
• M12: 21,572,462 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.4

Radius: 5

Gravity: 33.26 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.35 AU - 8.13 AU

Year: 13213 Days

Day: 24.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,708,276 km

• M1: 64,776 km (0.063 R)
• M2: 546,930 km (0.117 R)
• M3: 933,790 km (0.11 R)
• M4: 1,397,843 km (0.031 R)
• M5: 2,654,165 km (0.058 R)
• M6: 4,363,471 km (0.102 R)
• M7: 5,230,241 km (0.118 R)
• M8: 6,127,080 km (0.11 R)
• M9: 7,342,413 km (0.104 R)
• M10: 8,463,051 km (0.076 R)
• M11: 9,427,508 km (0.056 R)
• M12: 10,239,077 km (0.096 R)
• M13: 13,413,543 km (0.111 R)
• M14: 13,681,922 km (0.059 R)
• M15: 15,295,036 km (0.094 R)
• M16: 16,797,148 km (0.094 R)
• M17: 18,809,838 km (0.105 R)
• M18: 19,917,311 km (0.066 R)
• M19: 20,709,132 km (0.038 R)
• M20: 24,783,430 km (0.039 R)
• M21: 25,802,042 km (0.082 R)
• M22: 26,636,798 km (0.09 R)
• M23: 40,283,864 km (0.097 R)
• M24: 45,047,958 km (0.053 R)
• M25: 47,642,583 km (0.094 R)
• M26: 50,013,261 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955.1

Radius: 5.8

Gravity: 28.39 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 7.77 AU - 10.13 AU

Year: 18160 Days

Day: 23.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 79,708,276 km

• M1: 72,705 km (0.101 R)
• M2: 295,306 km (0.092 R)
• M3: 662,569 km (0.08 R)
• M4: 908,657 km (0.058 R)
• M5: 1,392,607 km (0.099 R)
• M6: 2,585,051 km (0.108 R)
• M7: 3,428,334 km (0.117 R)
• M8: 3,976,461 km (0.081 R)
• M9: 5,520,610 km (0.1 R)
• M10: 7,672,875 km (0.119 R)
• M11: 7,874,234 km (0.115 R)
• M12: 8,235,064 km (0.059 R)
• M13: 8,499,553 km (0.057 R)
• M14: 9,270,281 km (0.082 R)
• M15: 12,335,392 km (0.03 R)
• M16: 18,777,525 km (0.12 R)
• M17: 19,984,929 km (0.102 R)
• M18: 20,656,025 km (0.118 R)
• M19: 22,144,674 km (0.119 R)
• M20: 23,809,848 km (0.1 R)
• M21: 24,782,383 km (0.118 R)
• M22: 25,333,801 km (0.103 R)
• M23: 25,556,702 km (0.091 R)
• M24: 28,937,614 km (0.085 R)
• M25: 30,545,492 km (0.079 R)
• M26: 32,605,006 km (0.115 R)
• M27: 35,030,436 km (0.107 R)
• M28: 40,845,903 km (0.095 R)
• M29: 43,024,198 km (0.115 R)
• M30: 44,464,676 km (0.072 R)
• M31: 47,104,480 km (0.036 R)
• M32: 50,021,638 km (0.109 R)
• M33: 56,024,103 km (0.059 R)
• M34: 59,885,972 km (0.088 R)
• M35: 60,083,591 km (0.108 R)
• M36: 60,878,405 km (0.066 R)
• M37: 67,705,304 km (0.088 R)
• M38: 74,338,772 km (0.058 R)
• M39: 77,342,997 km (0.036 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 10,343 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit