🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.4

Radius: 8.7

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.57 AU - 0.67 AU

Year: 331 Days

Day: 11.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,162,968 km

• M1: 108,309 km (0.084 R)
• M2: 401,820 km (0.089 R)
• M3: 760,705 km (0.08 R)
• M4: 1,166,415 km (0.069 R)
• M5: 1,660,686 km (0.11 R)
• M6: 2,041,712 km (0.103 R)
• M7: 2,354,072 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.3

Radius: 10.1

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.05 AU - 1.35 AU

Year: 892 Days

Day: 13.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,162,968 km

• M1: 125,662 km (0.063 R)
• M2: 442,211 km (0.057 R)
• M3: 783,743 km (0.106 R)
• M4: 1,534,126 km (0.075 R)
• M5: 2,062,506 km (0.041 R)
• M6: 2,540,172 km (0.05 R)
• M7: 3,898,670 km (0.076 R)
• M8: 4,459,064 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.2

Radius: 10.8

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.28 AU - 1.36 AU

Year: 1029 Days

Day: 13.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,162,968 km

• M1: 134,339 km (0.034 R)
• M2: 480,658 km (0.099 R)
• M3: 822,190 km (0.084 R)
• M4: 1,463,965 km (0.083 R)
• M5: 1,892,862 km (0.116 R)
• M6: 3,403,052 km (0.047 R)
• M7: 3,909,740 km (0.102 R)
• M8: 4,313,804 km (0.102 R)
• M9: 4,728,041 km (0.039 R)
• M10: 5,458,078 km (0.111 R)
• M11: 5,922,729 km (0.118 R)
• M12: 6,568,543 km (0.118 R)
• M13: 7,260,733 km (0.097 R)
• M14: 8,336,641 km (0.108 R)
• M15: 9,631,111 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.9

Radius: 11.1

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.32 AU - 2.68 AU

Year: 2681 Days

Day: 6.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 158.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,162,968 km

• M1: 160,219 km (0.107 R)
• M2: 624,272 km (0.095 R)
• M3: 1,396,496 km (0.072 R)
• M4: 1,827,039 km (0.042 R)
• M5: 2,450,413 km (0.066 R)
• M6: 3,194,962 km (0.053 R)
• M7: 6,121,096 km (0.105 R)
• M8: 10,383,439 km (0.106 R)
• M9: 15,258,534 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40

Radius: 8.2

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.05 AU - 4.15 AU

Year: 5631 Days

Day: 13.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,162,968 km

• M1: 103,073 km (0.072 R)
• M2: 545,883 km (0.119 R)
• M3: 877,242 km (0.083 R)
• M4: 1,350,420 km (0.109 R)
• M5: 2,310,988 km (0.074 R)
• M6: 2,607,341 km (0.117 R)
• M7: 3,919,165 km (0.059 R)
• M8: 6,303,605 km (0.051 R)
• M9: 6,961,537 km (0.091 R)
• M10: 12,530,168 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.8

Radius: 3.5

Gravity: 73.29 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.94 AU - 7.54 AU

Year: 13213 Days

Day: 15.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 63,162,968 km

• M1: 45,478 km (0.117 R)
• M2: 179,069 km (0.054 R)
• M3: 297,251 km (0.113 R)
• M4: 831,764 km (0.094 R)
• M5: 2,190,412 km (0.116 R)
• M6: 2,635,466 km (0.1 R)
• M7: 3,398,864 km (0.092 R)
• M8: 4,083,124 km (0.108 R)
• M9: 5,311,024 km (0.109 R)
• M10: 5,531,082 km (0.036 R)
• M11: 6,348,934 km (0.046 R)
• M12: 7,067,751 km (0.101 R)
• M13: 7,745,579 km (0.109 R)
• M14: 8,124,361 km (0.046 R)
• M15: 10,317,616 km (0.115 R)
• M16: 10,717,790 km (0.114 R)
• M17: 11,980,695 km (0.073 R)
• M18: 12,168,740 km (0.087 R)
• M19: 12,744,991 km (0.106 R)
• M20: 14,797,324 km (0.077 R)
• M21: 16,128,894 km (0.098 R)
• M22: 18,272,782 km (0.109 R)
• M23: 20,154,124 km (0.054 R)
• M24: 20,688,787 km (0.03 R)
• M25: 24,598,079 km (0.112 R)
• M26: 27,860,958 km (0.07 R)
• M27: 31,163,929 km (0.042 R)
• M28: 33,961,858 km (0.096 R)
• M29: 34,087,221 km (0.097 R)
• M30: 35,874,168 km (0.065 R)
• M31: 38,262,049 km (0.107 R)
• M32: 41,037,239 km (0.025 R)
• M33: 42,183,757 km (0.111 R)
• M34: 47,922,780 km (0.11 R)
• M35: 49,676,217 km (0.069 R)
• M36: 55,887,521 km (0.109 R)
• M37: 56,941,138 km (0.098 R)
• M38: 62,785,030 km (0.114 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 11,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit