🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.9

Radius: 10

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.51 AU - 0.85 AU

Year: 368 Days

Day: 7.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,024,726 km

• M1: 124,316 km (0.12 R)
• M2: 445,652 km (0.105 R)
• M3: 923,168 km (0.086 R)
• M4: 1,483,861 km (0.029 R)
• M5: 1,938,639 km (0.118 R)
• M6: 2,321,460 km (0.077 R)
• M7: 2,675,558 km (0.039 R)
• M8: 3,343,213 km (0.074 R)
• M9: 4,184,402 km (0.08 R)
• M10: 4,598,040 km (0.064 R)
• M11: 5,069,124 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.9

Radius: 9.3

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.82 AU - 1.34 AU

Year: 736 Days

Day: 6.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 70.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 45,024,726 km

• M1: 115,938 km (0.117 R)
• M2: 461,061 km (0.109 R)
• M3: 882,777 km (0.119 R)
• M4: 1,717,384 km (0.075 R)
• M5: 2,104,244 km (0.105 R)
• M6: 2,454,901 km (0.108 R)
• M7: 3,163,845 km (0.09 R)
• M8: 3,804,723 km (0.1 R)
• M9: 4,268,326 km (0.067 R)
• M10: 4,769,330 km (0.062 R)
• M11: 5,136,144 km (0.08 R)
• M12: 6,410,568 km (0.044 R)
• M13: 7,025,864 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.5

Radius: 13.5

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.42 AU - 2.58 AU

Year: 2593 Days

Day: 14.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,024,726 km

• M1: 175,628 km (0.094 R)
• M2: 612,005 km (0.078 R)
• M3: 1,446,013 km (0.103 R)
• M4: 2,656,559 km (0.067 R)
• M5: 3,663,502 km (0.099 R)
• M6: 4,910,849 km (0.12 R)
• M7: 6,039,864 km (0.11 R)
• M8: 6,651,720 km (0.082 R)
• M9: 8,163,855 km (0.077 R)
• M10: 8,601,130 km (0.114 R)
• M11: 9,486,300 km (0.114 R)
• M12: 14,998,383 km (0.069 R)
• M13: 17,084,376 km (0.044 R)
• M14: 19,416,607 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.7

Radius: 11.4

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.24 AU - 4.7 AU

Year: 5189 Days

Day: 12.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,024,726 km

• M1: 142,118 km (0.099 R)
• M2: 903,721 km (0.08 R)
• M3: 1,279,062 km (0.097 R)
• M4: 3,369,243 km (0.062 R)
• M5: 4,734,174 km (0.112 R)
• M6: 6,732,652 km (0.025 R)
• M7: 7,191,618 km (0.055 R)
• M8: 8,275,305 km (0.092 R)
• M9: 9,314,711 km (0.09 R)
• M10: 9,692,745 km (0.109 R)
• M11: 10,641,794 km (0.081 R)
• M12: 11,223,580 km (0.108 R)
• M13: 11,738,945 km (0.103 R)
• M14: 14,206,412 km (0.112 R)
• M15: 16,284,476 km (0.095 R)
• M16: 20,206,783 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.8

Radius: 15

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.5 AU - 4.7 AU

Year: 6472 Days

Day: 6.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 123 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,024,726 km

• M1: 186,997 km (0.091 R)
• M2: 804,089 km (0.112 R)
• M3: 1,862,194 km (0.073 R)
• M4: 5,934,248 km (0.047 R)
• M5: 11,145,191 km (0.103 R)
• M6: 15,802,621 km (0.09 R)
• M7: 17,681,122 km (0.11 R)
• M8: 20,617,279 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 378.1

Radius: 3

Gravity: 42.01 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.84 AU - 8.24 AU

Year: 12254 Days

Day: 19.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 45,024,726 km

• M1: 37,399 km (0.09 R)
• M2: 155,582 km (0.102 R)
• M3: 258,356 km (0.062 R)
• M4: 370,853 km (0.112 R)
• M5: 628,610 km (0.066 R)
• M6: 828,024 km (0.025 R)
• M7: 1,192,295 km (0.117 R)
• M8: 1,456,934 km (0.082 R)
• M9: 1,743,862 km (0.119 R)
• M10: 2,486,466 km (0.107 R)
• M11: 2,644,741 km (0.098 R)
• M12: 3,922,007 km (0.053 R)
• M13: 4,981,459 km (0.101 R)
• M14: 6,472,950 km (0.102 R)
• M15: 8,456,618 km (0.114 R)
• M16: 9,136,540 km (0.065 R)
• M17: 10,915,409 km (0.082 R)
• M18: 11,286,262 km (0.106 R)
• M19: 11,665,492 km (0.04 R)
• M20: 12,912,241 km (0.104 R)
• M21: 19,321,612 km (0.062 R)
• M22: 21,304,233 km (0.078 R)
• M23: 22,302,200 km (0.114 R)
• M24: 22,984,666 km (0.12 R)
• M25: 24,660,910 km (0.072 R)
• M26: 24,932,729 km (0.085 R)
• M27: 25,206,643 km (0.119 R)
• M28: 25,760,604 km (0.12 R)
• M29: 29,866,467 km (0.086 R)
• M30: 31,751,998 km (0.092 R)
• M31: 34,387,464 km (0.067 R)
• M32: 41,734,365 km (0.098 R)
• M33: 42,769,134 km (0.099 R)
• M34: 44,889,833 km (0.068 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 11,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit