🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.5

Radius: 10.4

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.71 AU - 0.81 AU

Year: 435 Days

Day: 8.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 73,235,200 km

• M1: 129,701 km (0.052 R)
• M2: 534,812 km (0.118 R)
• M3: 1,045,988 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.6

Radius: 9.9

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.82 AU - 0.86 AU

Year: 505 Days

Day: 11.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 73,235,200 km

• M1: 124,465 km (0.094 R)
• M2: 438,621 km (0.081 R)
• M3: 1,126,023 km (0.099 R)
• M4: 1,605,784 km (0.097 R)
• M5: 2,000,572 km (0.086 R)
• M6: 2,407,030 km (0.033 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.2

Radius: 8.4

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.19 AU - 3.27 AU

Year: 2959 Days

Day: 9.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,235,200 km

• M1: 104,868 km (0.119 R)
• M2: 471,383 km (0.11 R)
• M3: 815,907 km (0.092 R)
• M4: 1,367,474 km (0.11 R)
• M5: 1,786,797 km (0.11 R)
• M6: 2,080,757 km (0.086 R)
• M7: 2,544,211 km (0.05 R)
• M8: 4,797,155 km (0.086 R)
• M9: 5,115,948 km (0.085 R)
• M10: 5,527,641 km (0.106 R)
• M11: 6,654,113 km (0.084 R)
• M12: 7,893,083 km (0.099 R)
• M13: 8,165,201 km (0.072 R)
• M14: 9,814,219 km (0.079 R)
• M15: 11,327,700 km (0.107 R)
• M16: 11,806,114 km (0.095 R)
• M17: 12,617,982 km (0.107 R)
• M18: 15,224,874 km (0.059 R)
• M19: 16,905,457 km (0.073 R)
• M20: 17,187,748 km (0.077 R)
• M21: 17,473,031 km (0.091 R)
• M22: 17,936,186 km (0.104 R)
• M23: 18,526,649 km (0.057 R)
• M24: 19,746,171 km (0.093 R)
• M25: 22,412,304 km (0.114 R)
• M26: 22,753,088 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.7

Radius: 9.3

Gravity: 11.21 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.02 AU - 3.14 AU

Year: 3546 Days

Day: 5.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,235,200 km

• M1: 115,639 km (0.117 R)
• M2: 550,371 km (0.111 R)
• M3: 938,876 km (0.06 R)
• M4: 1,266,795 km (0.1 R)
• M5: 1,565,691 km (0.075 R)
• M6: 2,938,850 km (0.105 R)
• M7: 4,680,618 km (0.08 R)
• M8: 5,273,026 km (0.108 R)
• M9: 5,885,779 km (0.105 R)
• M10: 6,209,508 km (0.085 R)
• M11: 7,729,423 km (0.114 R)
• M12: 9,206,552 km (0.096 R)
• M13: 9,603,435 km (0.107 R)
• M14: 11,083,407 km (0.076 R)
• M15: 12,182,503 km (0.087 R)
• M16: 12,516,255 km (0.071 R)
• M17: 12,856,291 km (0.104 R)
• M18: 15,300,870 km (0.09 R)
• M19: 15,745,924 km (0.117 R)
• M20: 17,431,593 km (0.062 R)
• M21: 18,788,296 km (0.115 R)
• M22: 21,710,690 km (0.076 R)
• M23: 23,206,968 km (0.083 R)
• M24: 25,851,410 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.2

Radius: 9.4

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.12 AU - 6.18 AU

Year: 8810 Days

Day: 14 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,235,200 km

• M1: 117,135 km (0.091 R)
• M2: 501,153 km (0.097 R)
• M3: 951,891 km (0.106 R)
• M4: 1,340,995 km (0.114 R)
• M5: 1,649,017 km (0.07 R)
• M6: 1,941,930 km (0.062 R)
• M7: 2,411,518 km (0.073 R)
• M8: 2,792,244 km (0.084 R)
• M9: 3,301,924 km (0.118 R)
• M10: 3,797,692 km (0.087 R)
• M11: 4,968,295 km (0.046 R)
• M12: 5,365,627 km (0.076 R)
• M13: 7,760,240 km (0.045 R)
• M14: 8,768,679 km (0.113 R)
• M15: 10,690,264 km (0.089 R)
• M16: 11,616,574 km (0.102 R)
• M17: 12,263,285 km (0.05 R)
• M18: 17,761,007 km (0.049 R)
• M19: 20,807,119 km (0.095 R)
• M20: 24,972,672 km (0.096 R)
• M21: 28,778,591 km (0.058 R)
• M22: 29,762,347 km (0.104 R)
• M23: 30,870,119 km (0.083 R)
• M24: 32,424,740 km (0.05 R)
• M25: 37,401,263 km (0.057 R)
• M26: 39,888,776 km (0.119 R)
• M27: 40,374,670 km (0.044 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.8

Radius: 12.9

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.31 AU - 7.17 AU

Year: 9021 Days

Day: 6.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,235,200 km

• M1: 160,369 km (0.071 R)
• M2: 685,308 km (0.048 R)
• M3: 1,559,707 km (0.115 R)
• M4: 2,348,088 km (0.109 R)
• M5: 3,876,829 km (0.059 R)
• M6: 5,448,205 km (0.116 R)
• M7: 7,109,190 km (0.096 R)
• M8: 7,996,006 km (0.107 R)
• M9: 9,850,571 km (0.067 R)
• M10: 19,578,173 km (0.058 R)
• M11: 24,412,577 km (0.093 R)
• M12: 29,214,071 km (0.085 R)
• M13: 31,379,799 km (0.116 R)
• M14: 32,296,086 km (0.091 R)
• M15: 37,599,929 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.9

Radius: 4.4

Gravity: 32.33 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 8.69 AU - 10.67 AU

Year: 19757 Days

Day: 24.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,235,200 km

• M1: 54,753 km (0.035 R)
• M2: 246,986 km (0.081 R)
• M3: 446,849 km (0.106 R)
• M4: 1,447,659 km (0.087 R)
• M5: 1,876,705 km (0.105 R)
• M6: 2,277,328 km (0.061 R)
• M7: 3,761,489 km (0.11 R)
• M8: 5,752,188 km (0.063 R)
• M9: 7,508,018 km (0.065 R)
• M10: 7,652,529 km (0.06 R)
• M11: 11,011,450 km (0.098 R)
• M12: 11,771,108 km (0.087 R)
• M13: 12,769,225 km (0.068 R)
• M14: 12,975,371 km (0.039 R)
• M15: 13,114,049 km (0.113 R)
• M16: 14,407,023 km (0.092 R)
• M17: 16,179,907 km (0.088 R)
• M18: 27,369,230 km (0.112 R)
• M19: 28,757,797 km (0.085 R)
• M20: 29,950,242 km (0.037 R)
• M21: 31,674,656 km (0.092 R)
• M22: 35,862,200 km (0.057 R)
• M23: 37,663,807 km (0.092 R)
• M24: 38,372,452 km (0.113 R)
• M25: 39,670,513 km (0.067 R)
• M26: 40,997,446 km (0.073 R)
• M27: 51,470,943 km (0.041 R)
• M28: 60,450,106 km (0.103 R)
• M29: 62,402,358 km (0.114 R)
• M30: 68,301,002 km (0.116 R)
• M31: 69,354,171 km (0.094 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 19,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit