🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.2

Radius: 9.5

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.58 AU - 0.96 AU

Year: 458 Days

Day: 14.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,462,015 km

• M1: 118,182 km (0.043 R)
• M2: 427,850 km (0.047 R)
• M3: 750,383 km (0.118 R)
• M4: 1,367,624 km (0.081 R)
• M5: 1,831,377 km (0.032 R)
• M6: 2,689,022 km (0.105 R)
• M7: 3,128,839 km (0.093 R)
• M8: 4,348,511 km (0.116 R)
• M9: 4,715,175 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.5

Radius: 14.5

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.7 AU - 0.98 AU

Year: 522 Days

Day: 11.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 80,462,015 km

• M1: 180,265 km (0.104 R)
• M2: 765,492 km (0.114 R)
• M3: 1,257,071 km (0.108 R)
• M4: 1,857,706 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.5

Radius: 12.7

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.13 AU - 4.17 AU

Year: 4730 Days

Day: 8.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,462,015 km

• M1: 158,723 km (0.12 R)
• M2: 896,690 km (0.096 R)
• M3: 1,319,154 km (0.11 R)
• M4: 2,274,636 km (0.099 R)
• M5: 2,780,127 km (0.092 R)
• M6: 3,648,094 km (0.11 R)
• M7: 4,203,999 km (0.065 R)
• M8: 5,375,650 km (0.082 R)
• M9: 6,311,534 km (0.114 R)
• M10: 7,149,581 km (0.055 R)
• M11: 8,133,636 km (0.086 R)
• M12: 8,696,872 km (0.103 R)
• M13: 9,529,085 km (0.091 R)
• M14: 10,676,202 km (0.095 R)
• M15: 11,583,812 km (0.11 R)
• M16: 12,542,136 km (0.113 R)
• M17: 17,643,423 km (0.075 R)
• M18: 21,065,624 km (0.08 R)
• M19: 23,006,507 km (0.049 R)
• M20: 25,696,426 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.1

Radius: 9.7

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.81 AU - 3.83 AU

Year: 5064 Days

Day: 10.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,462,015 km

• M1: 120,576 km (0.029 R)
• M2: 587,770 km (0.084 R)
• M3: 1,158,486 km (0.071 R)
• M4: 1,477,578 km (0.088 R)
• M5: 1,869,824 km (0.093 R)
• M6: 2,478,837 km (0.111 R)
• M7: 3,155,019 km (0.119 R)
• M8: 3,462,293 km (0.046 R)
• M9: 4,456,820 km (0.082 R)
• M10: 5,061,644 km (0.07 R)
• M11: 6,797,278 km (0.117 R)
• M12: 7,103,804 km (0.072 R)
• M13: 8,117,180 km (0.067 R)
• M14: 9,019,405 km (0.115 R)
• M15: 10,339,457 km (0.049 R)
• M16: 11,398,909 km (0.107 R)
• M17: 12,580,134 km (0.113 R)
• M18: 13,043,438 km (0.081 R)
• M19: 14,502,018 km (0.038 R)
• M20: 16,734,915 km (0.083 R)
• M21: 17,044,882 km (0.06 R)
• M22: 17,740,363 km (0.11 R)
• M23: 19,391,175 km (0.099 R)
• M24: 19,871,235 km (0.083 R)
• M25: 21,069,963 km (0.086 R)
• M26: 21,431,541 km (0.068 R)
• M27: 22,843,595 km (0.096 R)
• M28: 26,183,367 km (0.066 R)
• M29: 27,709,415 km (0.111 R)
• M30: 28,759,293 km (0.067 R)
• M31: 29,115,037 km (0.092 R)
• M32: 30,475,330 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.2

Radius: 12.4

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.99 AU - 5.49 AU

Year: 6999 Days

Day: 12.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,462,015 km

• M1: 154,235 km (0.094 R)
• M2: 809,474 km (0.098 R)
• M3: 1,397,843 km (0.078 R)
• M4: 2,325,499 km (0.099 R)
• M5: 3,371,487 km (0.101 R)
• M6: 3,873,986 km (0.085 R)
• M7: 4,527,580 km (0.113 R)
• M8: 7,180,249 km (0.092 R)
• M9: 7,755,602 km (0.08 R)
• M10: 10,965,524 km (0.074 R)
• M11: 12,994,071 km (0.103 R)
• M12: 14,971,755 km (0.032 R)
• M13: 15,912,277 km (0.077 R)
• M14: 18,369,721 km (0.099 R)
• M15: 19,792,845 km (0.066 R)
• M16: 21,581,438 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 160.6

Radius: 4.8

Gravity: 6.97 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.86 AU - 8.5 AU

Year: 13049 Days

Day: 16.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,462,015 km

• M1: 59,690 km (0.102 R)
• M2: 251,773 km (0.12 R)
• M3: 499,657 km (0.089 R)
• M4: 910,153 km (0.07 R)
• M5: 2,214,796 km (0.109 R)
• M6: 3,249,116 km (0.094 R)
• M7: 3,466,931 km (0.091 R)
• M8: 4,079,384 km (0.083 R)
• M9: 5,187,456 km (0.076 R)
• M10: 5,577,158 km (0.046 R)
• M11: 6,516,483 km (0.054 R)
• M12: 7,005,668 km (0.114 R)
• M13: 8,335,743 km (0.102 R)
• M14: 10,895,961 km (0.103 R)
• M15: 12,831,009 km (0.07 R)
• M16: 15,710,768 km (0.102 R)
• M17: 16,588,160 km (0.064 R)
• M18: 17,365,770 km (0.045 R)
• M19: 19,063,556 km (0.091 R)
• M20: 21,092,851 km (0.067 R)
• M21: 22,863,940 km (0.083 R)
• M22: 23,181,836 km (0.055 R)
• M23: 26,611,367 km (0.094 R)
• M24: 28,400,857 km (0.089 R)
• M25: 31,624,242 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.1

Radius: 7.7

Gravity: 15.97 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 7.79 AU - 10.33 AU

Year: 18496 Days

Day: 20.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,462,015 km

• M1: 96,341 km (0.051 R)
• M2: 431,141 km (0.102 R)
• M3: 939,923 km (0.107 R)
• M4: 1,206,806 km (0.047 R)
• M5: 1,492,089 km (0.092 R)
• M6: 3,199,001 km (0.081 R)
• M7: 3,845,264 km (0.117 R)
• M8: 4,300,041 km (0.077 R)
• M9: 4,646,360 km (0.053 R)
• M10: 5,124,325 km (0.108 R)
• M11: 6,221,626 km (0.12 R)
• M12: 7,273,598 km (0.108 R)
• M13: 7,969,378 km (0.052 R)
• M14: 8,546,526 km (0.04 R)
• M15: 9,264,297 km (0.041 R)
• M16: 9,608,821 km (0.09 R)
• M17: 10,693,854 km (0.073 R)
• M18: 11,073,085 km (0.115 R)
• M19: 14,437,391 km (0.08 R)
• M20: 16,685,399 km (0.119 R)
• M21: 21,560,793 km (0.05 R)
• M22: 23,836,626 km (0.109 R)
• M23: 26,382,183 km (0.106 R)
• M24: 26,727,006 km (0.117 R)
• M25: 27,661,394 km (0.083 R)
• M26: 38,233,775 km (0.062 R)
• M27: 40,324,405 km (0.07 R)
• M28: 45,058,729 km (0.106 R)
• M29: 47,389,763 km (0.05 R)
• M30: 51,749,943 km (0.062 R)
• M31: 52,290,589 km (0.05 R)
• M32: 56,560,711 km (0.114 R)
• M33: 77,839,063 km (0.069 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 12,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit