🌌 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: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.6

Radius: 8.2

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.6 AU - 0.88 AU

Year: 447 Days

Day: 8.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,938,881 km

• M1: 102,026 km (0.101 R)
• M2: 402,568 km (0.077 R)
• M3: 753,076 km (0.08 R)
• M4: 1,071,121 km (0.114 R)
• M5: 1,339,948 km (0.06 R)
• M6: 1,654,403 km (0.067 R)
• M7: 2,033,633 km (0.118 R)
• M8: 2,740,035 km (0.104 R)
• M9: 2,998,689 km (0.11 R)
• M10: 3,519,589 km (0.074 R)
• M11: 3,887,151 km (0.092 R)
• M12: 4,547,626 km (0.097 R)
• M13: 4,854,750 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.7

Radius: 13.7

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.84 AU - 1.16 AU

Year: 703 Days

Day: 6.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,938,881 km

• M1: 170,691 km (0.12 R)
• M2: 638,933 km (0.12 R)
• M3: 1,211,294 km (0.065 R)
• M4: 1,731,147 km (0.054 R)
• M5: 2,201,183 km (0.097 R)
• M6: 2,907,285 km (0.11 R)
• M7: 3,539,635 km (0.117 R)
• M8: 4,481,952 km (0.118 R)
• M9: 4,927,006 km (0.054 R)
• M10: 5,438,032 km (0.115 R)
• M11: 6,062,753 km (0.098 R)
• M12: 7,593,139 km (0.106 R)
• M13: 8,108,653 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.2

Radius: 13

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.8 AU - 1.24 AU

Year: 724 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,938,881 km

• M1: 161,715 km (0.071 R)
• M2: 701,315 km (0.116 R)
• M3: 1,488,050 km (0.048 R)
• M4: 1,927,868 km (0.12 R)
• M5: 2,714,154 km (0.07 R)
• M6: 3,274,548 km (0.089 R)
• M7: 3,690,280 km (0.098 R)
• M8: 5,047,731 km (0.09 R)
• M9: 6,649,775 km (0.112 R)
• M10: 7,138,362 km (0.066 R)
• M11: 8,855,147 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.3

Radius: 10.2

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.99 AU - 1.35 AU

Year: 890 Days

Day: 13.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,938,881 km

• M1: 127,607 km (0.109 R)
• M2: 457,769 km (0.08 R)
• M3: 800,648 km (0.08 R)
• M4: 1,438,982 km (0.098 R)
• M5: 2,054,577 km (0.073 R)
• M6: 2,637,410 km (0.105 R)
• M7: 3,021,727 km (0.058 R)
• M8: 3,808,612 km (0.101 R)
• M9: 4,199,960 km (0.102 R)
• M10: 5,006,442 km (0.103 R)
• M11: 5,336,754 km (0.062 R)
• M12: 6,304,802 km (0.088 R)
• M13: 6,854,275 km (0.104 R)
• M14: 7,262,677 km (0.073 R)
• M15: 8,586,170 km (0.094 R)
• M16: 10,186,568 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.9

Radius: 14.1

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.56 AU - 1.72 AU

Year: 1476 Days

Day: 5.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,938,881 km

• M1: 175,777 km (0.111 R)
• M2: 679,174 km (0.055 R)
• M3: 1,126,771 km (0.102 R)
• M4: 2,046,948 km (0.113 R)
• M5: 2,520,425 km (0.116 R)
• M6: 3,169,231 km (0.034 R)
• M7: 4,047,969 km (0.068 R)
• M8: 5,310,874 km (0.086 R)
• M9: 7,280,480 km (0.115 R)
• M10: 7,813,796 km (0.096 R)
• M11: 9,541,203 km (0.09 R)
• M12: 10,713,452 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646

Radius: 5.3

Gravity: 23 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.11 AU - 6.15 AU

Year: 9390 Days

Day: 17.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,938,881 km

• M1: 71,957 km (0.064 R)
• M2: 243,396 km (0.04 R)
• M3: 961,615 km (0.054 R)
• M4: 1,611,019 km (0.074 R)
• M5: 3,424,295 km (0.085 R)
• M6: 4,768,731 km (0.035 R)
• M7: 5,591,220 km (0.107 R)
• M8: 5,896,998 km (0.038 R)
• M9: 7,192,516 km (0.119 R)
• M10: 7,554,094 km (0.081 R)
• M11: 7,927,790 km (0.115 R)
• M12: 8,622,372 km (0.117 R)
• M13: 9,309,625 km (0.055 R)
• M14: 10,896,858 km (0.05 R)
• M15: 12,540,790 km (0.118 R)
• M16: 15,437,752 km (0.063 R)
• M17: 18,304,347 km (0.077 R)
• M18: 28,893,931 km (0.059 R)
• M19: 37,092,343 km (0.078 R)
• M20: 44,268,852 km (0.048 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640

Radius: 8

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.77 AU - 10.51 AU

Year: 21039 Days

Day: 21.2 Hours

Environment

Temp: -241 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,938,881 km

• M1: 99,632 km (0.116 R)
• M2: 369,357 km (0.092 R)
• M3: 811,120 km (0.082 R)
• M4: 1,578,557 km (0.062 R)
• M5: 2,174,106 km (0.089 R)
• M6: 3,744,584 km (0.073 R)
• M7: 4,087,014 km (0.068 R)
• M8: 4,835,153 km (0.081 R)
• M9: 5,473,188 km (0.115 R)
• M10: 8,230,875 km (0.066 R)
• M11: 8,650,497 km (0.115 R)
• M12: 9,820,203 km (0.119 R)
• M13: 15,720,791 km (0.11 R)
• M14: 16,203,843 km (0.074 R)
• M15: 19,221,531 km (0.092 R)
• M16: 22,696,391 km (0.065 R)
• M17: 24,581,473 km (0.107 R)
• M18: 27,138,999 km (0.095 R)
• M19: 27,834,180 km (0.105 R)
• M20: 35,728,759 km (0.103 R)
• M21: 36,284,066 km (0.11 R)
• M22: 37,840,632 km (0.092 R)
• M23: 38,854,008 km (0.094 R)
• M24: 39,441,329 km (0.105 R)
• M25: 40,633,325 km (0.089 R)
• M26: 41,390,440 km (0.099 R)
• M27: 46,460,611 km (0.105 R)
• M28: 49,486,976 km (0.114 R)
• M29: 59,349,963 km (0.078 R)
• M30: 59,738,469 km (0.111 R)
• M31: 62,505,880 km (0.091 R)
• M32: 75,109,501 km (0.099 R)
• M33: 76,020,552 km (0.032 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: 450 - 17,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit