🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.6

Radius: 10

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.42 AU - 0.68 AU

Year: 282 Days

Day: 6.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,930,870 km

• M1: 124,316 km (0.098 R)
• M2: 472,430 km (0.104 R)
• M3: 886,367 km (0.107 R)
• M4: 1,390,213 km (0.045 R)
• M5: 2,023,760 km (0.099 R)
• M6: 2,640,402 km (0.088 R)
• M7: 2,978,194 km (0.101 R)
• M8: 3,323,317 km (0.103 R)
• M9: 3,637,023 km (0.094 R)
• M10: 4,069,511 km (0.047 R)
• M11: 4,603,874 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.6

Radius: 14.2

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.64 AU - 0.7 AU

Year: 379 Days

Day: 8.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 24,930,870 km

• M1: 177,124 km (0.099 R)
• M2: 754,422 km (0.094 R)
• M3: 1,311,674 km (0.071 R)
• M4: 2,071,931 km (0.11 R)
• M5: 2,758,585 km (0.088 R)
• M6: 3,260,934 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.8

Radius: 13.3

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.84 AU - 1.1 AU

Year: 659 Days

Day: 13.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 24,930,870 km

• M1: 165,455 km (0.119 R)
• M2: 579,093 km (0.094 R)
• M3: 1,117,197 km (0.104 R)
• M4: 1,747,303 km (0.106 R)
• M5: 2,293,036 km (0.094 R)
• M6: 2,850,438 km (0.12 R)
• M7: 3,509,117 km (0.081 R)
• M8: 4,779,203 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.9

Radius: 10.7

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.29 AU - 1.45 AU

Year: 1107 Days

Day: 12.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,930,870 km

• M1: 133,142 km (0.084 R)
• M2: 506,090 km (0.095 R)
• M3: 906,413 km (0.113 R)
• M4: 1,752,539 km (0.1 R)
• M5: 2,154,060 km (0.076 R)
• M6: 3,145,744 km (0.114 R)
• M7: 4,329,811 km (0.09 R)
• M8: 4,936,281 km (0.062 R)
• M9: 5,473,936 km (0.114 R)
• M10: 6,251,246 km (0.08 R)
• M11: 7,249,363 km (0.085 R)
• M12: 8,998,910 km (0.068 R)
• M13: 11,382,453 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.2

Radius: 13.8

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.98 AU - 3.04 AU

Year: 2745 Days

Day: 14.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,930,870 km

• M1: 171,589 km (0.052 R)
• M2: 715,826 km (0.116 R)
• M3: 1,155,045 km (0.102 R)
• M4: 1,614,759 km (0.109 R)
• M5: 2,906,387 km (0.111 R)
• M6: 4,802,540 km (0.075 R)
• M7: 5,239,516 km (0.096 R)
• M8: 6,507,956 km (0.046 R)
• M9: 7,324,312 km (0.115 R)
• M10: 8,413,534 km (0.113 R)
• M11: 9,345,828 km (0.041 R)
• M12: 9,837,257 km (0.071 R)
• M13: 11,246,618 km (0.041 R)
• M14: 11,934,170 km (0.113 R)
• M15: 12,513,263 km (0.101 R)
• M16: 13,064,382 km (0.094 R)
• M17: 15,070,938 km (0.093 R)
• M18: 15,800,976 km (0.071 R)
• M19: 16,609,253 km (0.109 R)
• M20: 18,017,568 km (0.049 R)
• M21: 21,654,741 km (0.12 R)
• M22: 22,316,412 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.3

Radius: 8.3

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.65 AU - 4.21 AU

Year: 4385 Days

Day: 14.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 24,930,870 km

• M1: 107,411 km (0.11 R)
• M2: 450,738 km (0.091 R)
• M3: 1,070,522 km (0.11 R)
• M4: 1,340,547 km (0.103 R)
• M5: 2,175,153 km (0.068 R)
• M6: 2,935,709 km (0.045 R)
• M7: 3,377,322 km (0.114 R)
• M8: 3,716,460 km (0.107 R)
• M9: 4,233,919 km (0.099 R)
• M10: 4,947,351 km (0.108 R)
• M11: 5,934,847 km (0.091 R)
• M12: 8,013,659 km (0.114 R)
• M13: 8,473,971 km (0.029 R)
• M14: 9,525,345 km (0.118 R)
• M15: 9,961,423 km (0.037 R)
• M16: 10,369,227 km (0.099 R)
• M17: 11,930,580 km (0.079 R)
• M18: 12,531,066 km (0.091 R)
• M19: 13,692,544 km (0.061 R)
• M20: 16,792,959 km (0.086 R)
• M21: 17,429,498 km (0.062 R)
• M22: 17,724,206 km (0.094 R)
• M23: 18,323,495 km (0.098 R)
• M24: 19,185,179 km (0.096 R)
• M25: 20,922,758 km (0.106 R)
• M26: 22,622,938 km (0.111 R)
• M27: 24,339,723 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 13,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit