🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.9

Radius: 13.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.39 AU - 1.55 AU

Year: 1169 Days

Day: 14.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,881,909 km

• M1: 172,935 km (0.099 R)
• M2: 941,719 km (0.114 R)
• M3: 1,511,088 km (0.073 R)
• M4: 2,319,814 km (0.086 R)
• M5: 2,856,422 km (0.095 R)
• M6: 3,402,454 km (0.06 R)
• M7: 6,826,899 km (0.107 R)
• M8: 7,657,765 km (0.084 R)
• M9: 8,720,359 km (0.088 R)
• M10: 9,316,507 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.9

Radius: 10.4

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.32 AU - 3.7 AU

Year: 4314 Days

Day: 6.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,881,909 km

• M1: 129,402 km (0.112 R)
• M2: 497,712 km (0.116 R)
• M3: 863,479 km (0.062 R)
• M4: 1,458,729 km (0.108 R)
• M5: 2,769,206 km (0.107 R)
• M6: 3,346,355 km (0.03 R)
• M7: 4,092,699 km (0.117 R)
• M8: 4,640,975 km (0.069 R)
• M9: 6,553,284 km (0.085 R)
• M10: 12,190,431 km (0.11 R)
• M11: 14,157,643 km (0.1 R)
• M12: 15,581,366 km (0.055 R)
• M13: 17,768,786 km (0.109 R)
• M14: 18,330,377 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.5

Radius: 12

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.78 AU - 4.6 AU

Year: 5626 Days

Day: 9.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,881,909 km

• M1: 153,188 km (0.096 R)
• M2: 546,032 km (0.102 R)
• M3: 1,054,665 km (0.108 R)
• M4: 1,708,856 km (0.073 R)
• M5: 2,620,207 km (0.112 R)
• M6: 3,875,782 km (0.095 R)
• M7: 5,758,022 km (0.058 R)
• M8: 6,718,440 km (0.108 R)
• M9: 8,603,972 km (0.079 R)
• M10: 9,731,641 km (0.104 R)
• M11: 13,082,035 km (0.078 R)
• M12: 16,228,826 km (0.038 R)
• M13: 16,707,689 km (0.027 R)
• M14: 19,178,148 km (0.077 R)
• M15: 19,781,027 km (0.112 R)
• M16: 25,952,987 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.8

Radius: 8.6

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.57 AU - 5.57 AU

Year: 6409 Days

Day: 14.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 34,881,909 km

• M1: 110,104 km (0.086 R)
• M2: 549,623 km (0.053 R)
• M3: 1,062,743 km (0.066 R)
• M4: 2,050,538 km (0.09 R)
• M5: 2,430,517 km (0.112 R)
• M6: 2,741,231 km (0.065 R)
• M7: 3,016,940 km (0.106 R)
• M8: 3,311,199 km (0.1 R)
• M9: 3,741,443 km (0.104 R)
• M10: 4,938,675 km (0.074 R)
• M11: 7,187,131 km (0.086 R)
• M12: 8,680,117 km (0.112 R)
• M13: 9,191,892 km (0.076 R)
• M14: 10,182,080 km (0.118 R)
• M15: 10,464,072 km (0.091 R)
• M16: 10,751,300 km (0.12 R)
• M17: 14,268,795 km (0.116 R)
• M18: 17,064,779 km (0.097 R)
• M19: 19,190,714 km (0.117 R)
• M20: 19,694,111 km (0.112 R)
• M21: 20,727,383 km (0.106 R)
• M22: 21,564,234 km (0.067 R)
• M23: 22,344,536 km (0.106 R)
• M24: 23,062,606 km (0.114 R)
• M25: 28,713,367 km (0.079 R)
• M26: 29,944,557 km (0.099 R)
• M27: 30,621,936 km (0.083 R)
• M28: 32,107,892 km (0.089 R)
• M29: 33,330,705 km (0.092 R)
• M30: 33,849,211 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.5

Radius: 12.2

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.21 AU - 4.99 AU

Year: 6472 Days

Day: 6.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,881,909 km

• M1: 151,692 km (0.058 R)
• M2: 551,418 km (0.108 R)
• M3: 983,157 km (0.072 R)
• M4: 1,409,810 km (0.108 R)
• M5: 1,829,133 km (0.072 R)
• M6: 2,750,656 km (0.112 R)
• M7: 3,416,516 km (0.105 R)
• M8: 3,861,271 km (0.1 R)
• M9: 4,265,484 km (0.093 R)
• M10: 5,557,860 km (0.09 R)
• M11: 6,042,258 km (0.099 R)
• M12: 6,985,473 km (0.113 R)
• M13: 7,984,038 km (0.118 R)
• M14: 8,901,223 km (0.062 R)
• M15: 10,121,493 km (0.103 R)
• M16: 10,945,179 km (0.098 R)
• M17: 11,865,505 km (0.086 R)
• M18: 12,398,672 km (0.119 R)
• M19: 14,272,534 km (0.067 R)
• M20: 16,198,457 km (0.117 R)
• M21: 16,788,621 km (0.045 R)
• M22: 20,865,761 km (0.085 R)
• M23: 21,486,443 km (0.097 R)
• M24: 29,925,408 km (0.042 R)
• M25: 30,615,503 km (0.053 R)
• M26: 32,027,558 km (0.089 R)
• M27: 34,226,347 km (0.049 R)
• M28: 39,273,630 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 63.8

Radius: 7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.56 AU - 11.18 AU

Year: 20342 Days

Day: 18.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,881,909 km

• M1: 87,066 km (0.039 R)
• M2: 859,141 km (0.119 R)
• M3: 1,395,150 km (0.119 R)
• M4: 3,518,243 km (0.109 R)
• M5: 13,734,431 km (0.083 R)
• M6: 14,590,729 km (0.103 R)
• M7: 17,372,950 km (0.072 R)
• M8: 23,798,777 km (0.116 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: 548 - 11,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit