🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222

Radius: 9.4

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.69 AU - 0.77 AU

Year: 409 Days

Day: 14.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,676,892 km

• M1: 118,182 km (0.06 R)
• M2: 418,425 km (0.11 R)
• M3: 737,667 km (0.116 R)
• M4: 1,069,774 km (0.116 R)
• M5: 1,592,320 km (0.082 R)
• M6: 2,605,696 km (0.103 R)
• M7: 3,012,752 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.3

Radius: 13.9

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.95 AU - 1.25 AU

Year: 757 Days

Day: 9.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,676,892 km

• M1: 172,935 km (0.068 R)
• M2: 1,260,512 km (0.111 R)
• M3: 1,730,548 km (0.092 R)
• M4: 2,260,573 km (0.053 R)
• M5: 2,807,354 km (0.113 R)
• M6: 3,922,157 km (0.04 R)
• M7: 4,850,561 km (0.077 R)
• M8: 5,788,241 km (0.103 R)
• M9: 6,270,993 km (0.059 R)
• M10: 7,121,158 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.1

Radius: 10.8

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.82 AU - 4.08 AU

Year: 4204 Days

Day: 13 Hours

Environment

Temp: -209 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,676,892 km

• M1: 134,488 km (0.117 R)
• M2: 495,618 km (0.112 R)
• M3: 880,982 km (0.07 R)
• M4: 1,277,715 km (0.086 R)
• M5: 1,622,688 km (0.113 R)
• M6: 2,057,120 km (0.08 R)
• M7: 2,839,068 km (0.108 R)
• M8: 3,253,604 km (0.073 R)
• M9: 3,788,416 km (0.083 R)
• M10: 4,162,561 km (0.085 R)
• M11: 4,653,391 km (0.119 R)
• M12: 5,207,651 km (0.037 R)
• M13: 6,024,007 km (0.063 R)
• M14: 6,832,584 km (0.068 R)
• M15: 7,169,478 km (0.078 R)
• M16: 7,943,348 km (0.046 R)
• M17: 8,489,530 km (0.113 R)
• M18: 9,695,438 km (0.088 R)
• M19: 16,480,449 km (0.075 R)
• M20: 18,644,682 km (0.079 R)
• M21: 19,063,107 km (0.094 R)
• M22: 22,036,664 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.8

Radius: 11.2

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.44 AU - 4.3 AU

Year: 4994 Days

Day: 7.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,676,892 km

• M1: 139,575 km (0.119 R)
• M2: 586,573 km (0.055 R)
• M3: 1,114,355 km (0.089 R)
• M4: 1,465,012 km (0.073 R)
• M5: 1,962,724 km (0.084 R)
• M6: 2,863,752 km (0.059 R)
• M7: 5,148,411 km (0.097 R)
• M8: 5,739,472 km (0.075 R)
• M9: 6,778,878 km (0.092 R)
• M10: 7,563,519 km (0.104 R)
• M11: 8,770,474 km (0.104 R)
• M12: 10,374,164 km (0.1 R)
• M13: 10,839,263 km (0.074 R)
• M14: 11,662,052 km (0.084 R)
• M15: 12,787,925 km (0.107 R)
• M16: 13,268,882 km (0.112 R)
• M17: 13,984,858 km (0.096 R)
• M18: 14,438,289 km (0.102 R)
• M19: 18,157,142 km (0.112 R)
• M20: 20,598,280 km (0.115 R)
• M21: 21,784,143 km (0.075 R)
• M22: 23,250,651 km (0.05 R)
• M23: 27,777,033 km (0.033 R)
• M24: 29,407,800 km (0.098 R)
• M25: 31,293,481 km (0.113 R)
• M26: 33,258,449 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.9

Radius: 8.9

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.34 AU - 5.92 AU

Year: 7622 Days

Day: 12.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,676,892 km

• M1: 110,702 km (0.087 R)
• M2: 396,135 km (0.099 R)
• M3: 964,757 km (0.081 R)
• M4: 1,279,959 km (0.066 R)
• M5: 1,581,848 km (0.066 R)
• M6: 1,931,608 km (0.062 R)
• M7: 2,505,316 km (0.087 R)
• M8: 2,858,965 km (0.065 R)
• M9: 3,226,527 km (0.077 R)
• M10: 3,563,571 km (0.1 R)
• M11: 5,154,694 km (0.107 R)
• M12: 6,377,656 km (0.105 R)
• M13: 6,814,781 km (0.086 R)
• M14: 7,106,198 km (0.061 R)
• M15: 8,429,840 km (0.09 R)
• M16: 10,626,685 km (0.094 R)
• M17: 11,196,952 km (0.063 R)
• M18: 12,834,001 km (0.109 R)
• M19: 13,531,427 km (0.059 R)
• M20: 15,110,881 km (0.107 R)
• M21: 17,888,016 km (0.114 R)
• M22: 20,717,211 km (0.11 R)
• M23: 24,429,482 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 664.7

Radius: 3.4

Gravity: 57.5 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 7.19 AU - 9.05 AU

Year: 15179 Days

Day: 23.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 62,676,892 km

• M1: 43,533 km (0.091 R)
• M2: 176,675 km (0.101 R)
• M3: 308,620 km (0.067 R)
• M4: 574,007 km (0.098 R)
• M5: 736,919 km (0.115 R)
• M6: 1,009,187 km (0.074 R)
• M7: 1,207,853 km (0.092 R)
• M8: 1,344,885 km (0.089 R)
• M9: 3,931,881 km (0.074 R)
• M10: 4,050,961 km (0.114 R)
• M11: 4,454,576 km (0.054 R)
• M12: 4,715,923 km (0.106 R)
• M13: 5,233,532 km (0.076 R)
• M14: 9,157,634 km (0.104 R)
• M15: 10,349,779 km (0.08 R)
• M16: 12,517,602 km (0.101 R)
• M17: 12,971,631 km (0.109 R)
• M18: 13,235,971 km (0.076 R)
• M19: 14,119,795 km (0.117 R)
• M20: 16,155,672 km (0.107 R)
• M21: 18,712,300 km (0.083 R)
• M22: 19,477,044 km (0.056 R)
• M23: 20,797,694 km (0.029 R)
• M24: 22,745,309 km (0.097 R)
• M25: 23,518,132 km (0.049 R)
• M26: 25,115,837 km (0.117 R)
• M27: 25,629,706 km (0.102 R)
• M28: 27,864,249 km (0.112 R)
• M29: 29,310,711 km (0.101 R)
• M30: 32,716,306 km (0.078 R)
• M31: 33,824,527 km (0.116 R)
• M32: 43,605,087 km (0.119 R)
• M33: 45,399,214 km (0.099 R)
• M34: 51,404,222 km (0.119 R)
• M35: 52,732,501 km (0.095 R)
• M36: 56,854,372 km (0.034 R)
• M37: 60,449,059 km (0.114 R)
• M38: 61,370,731 km (0.105 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 15,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit