🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.1

Radius: 10.7

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.05 AU - 2.23 AU

Year: 2021 Days

Day: 5.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,541,847 km

• M1: 132,993 km (0.027 R)
• M2: 496,815 km (0.031 R)
• M3: 952,340 km (0.05 R)
• M4: 1,394,252 km (0.081 R)
• M5: 1,886,280 km (0.082 R)
• M6: 2,622,600 km (0.104 R)
• M7: 3,013,649 km (0.111 R)
• M8: 3,491,913 km (0.05 R)
• M9: 4,780,849 km (0.09 R)
• M10: 5,302,945 km (0.088 R)
• M11: 5,747,700 km (0.104 R)
• M12: 7,449,675 km (0.065 R)
• M13: 8,240,000 km (0.107 R)
• M14: 8,838,093 km (0.092 R)
• M15: 10,737,238 km (0.105 R)
• M16: 11,378,264 km (0.114 R)
• M17: 12,158,268 km (0.106 R)
• M18: 12,697,718 km (0.094 R)
• M19: 13,132,748 km (0.114 R)
• M20: 13,742,060 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.9

Radius: 12.7

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.51 AU - 2.73 AU

Year: 2738 Days

Day: 8.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,541,847 km

• M1: 160,519 km (0.053 R)
• M2: 644,916 km (0.107 R)
• M3: 1,221,467 km (0.092 R)
• M4: 1,769,743 km (0.068 R)
• M5: 2,534,188 km (0.111 R)
• M6: 3,372,684 km (0.038 R)
• M7: 4,307,820 km (0.062 R)
• M8: 4,804,485 km (0.072 R)
• M9: 5,526,295 km (0.03 R)
• M10: 6,013,386 km (0.119 R)
• M11: 7,619,768 km (0.056 R)
• M12: 9,947,660 km (0.095 R)
• M13: 12,673,932 km (0.118 R)
• M14: 13,136,937 km (0.1 R)
• M15: 13,786,491 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.8

Radius: 11.3

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.66 AU - 2.72 AU

Year: 2849 Days

Day: 12.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,541,847 km

• M1: 140,772 km (0.073 R)
• M2: 605,722 km (0.059 R)
• M3: 1,078,601 km (0.107 R)
• M4: 1,682,826 km (0.092 R)
• M5: 2,607,341 km (0.093 R)
• M6: 3,590,947 km (0.109 R)
• M7: 4,147,451 km (0.107 R)
• M8: 4,646,809 km (0.089 R)
• M9: 5,065,384 km (0.084 R)
• M10: 6,704,229 km (0.055 R)
• M11: 7,676,615 km (0.071 R)
• M12: 8,130,644 km (0.116 R)
• M13: 11,828,404 km (0.086 R)
• M14: 13,852,314 km (0.09 R)
• M15: 14,283,305 km (0.11 R)
• M16: 14,822,157 km (0.064 R)
• M17: 17,114,445 km (0.111 R)
• M18: 19,514,294 km (0.111 R)
• M19: 19,995,551 km (0.057 R)
• M20: 20,361,766 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.7

Radius: 14.4

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.48 AU - 3.96 AU

Year: 4633 Days

Day: 10.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 117 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,541,847 km

• M1: 179,368 km (0.065 R)
• M2: 765,044 km (0.116 R)
• M3: 1,325,288 km (0.082 R)
• M4: 2,403,439 km (0.076 R)
• M5: 5,931,705 km (0.057 R)
• M6: 6,485,965 km (0.064 R)
• M7: 7,319,973 km (0.095 R)
• M8: 8,634,490 km (0.103 R)
• M9: 9,436,634 km (0.09 R)
• M10: 10,070,330 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.7

Radius: 14.5

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.23 AU - 5.47 AU

Year: 7990 Days

Day: 12.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,541,847 km

• M1: 185,352 km (0.097 R)
• M2: 796,459 km (0.053 R)
• M3: 1,407,118 km (0.062 R)
• M4: 2,843,706 km (0.118 R)
• M5: 4,060,834 km (0.043 R)
• M6: 5,697,435 km (0.12 R)
• M7: 6,791,145 km (0.025 R)
• M8: 9,080,591 km (0.105 R)
• M9: 9,900,237 km (0.07 R)
• M10: 10,425,176 km (0.118 R)
• M11: 11,740,142 km (0.111 R)
• M12: 13,798,608 km (0.084 R)
• M13: 14,636,955 km (0.095 R)
• M14: 16,415,674 km (0.097 R)
• M15: 18,263,656 km (0.098 R)
• M16: 21,965,755 km (0.096 R)
• M17: 25,073,650 km (0.029 R)
• M18: 30,418,184 km (0.045 R)
• M19: 31,326,243 km (0.098 R)
• M20: 32,565,063 km (0.081 R)
• M21: 35,471,600 km (0.091 R)
• M22: 40,089,387 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471

Radius: 3.7

Gravity: 34.4 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.65 AU - 12.07 AU

Year: 21531 Days

Day: 15.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,541,847 km

• M1: 48,320 km (0.103 R)
• M2: 404,662 km (0.1 R)
• M3: 568,771 km (0.119 R)
• M4: 1,643,781 km (0.117 R)
• M5: 1,911,562 km (0.079 R)
• M6: 2,696,352 km (0.081 R)
• M7: 5,084,532 km (0.115 R)
• M8: 6,258,128 km (0.101 R)
• M9: 6,469,958 km (0.116 R)
• M10: 7,601,217 km (0.11 R)
• M11: 11,774,699 km (0.091 R)
• M12: 12,228,280 km (0.072 R)
• M13: 22,903,733 km (0.1 R)
• M14: 27,021,714 km (0.094 R)
• M15: 31,114,263 km (0.115 R)
• M16: 31,606,739 km (0.103 R)
• M17: 39,200,327 km (0.072 R)
• M18: 43,492,290 km (0.059 R)
• M19: 49,242,533 km (0.068 R)
• M20: 60,106,480 km (0.062 R)
• M21: 60,869,878 km (0.108 R)
• M22: 61,254,045 km (0.096 R)
• M23: 63,988,544 km (0.079 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: 469 - 14,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit