🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.8

Radius: 14.1

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.46 AU - 0.7 AU

Year: 310 Days

Day: 8.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 46,717,185 km

• M1: 175,329 km (0.111 R)
• M2: 829,670 km (0.116 R)
• M3: 1,395,299 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.7

Radius: 12.2

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.63 AU - 0.91 AU

Year: 475 Days

Day: 10.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,717,185 km

• M1: 151,842 km (0.096 R)
• M2: 590,313 km (0.086 R)
• M3: 974,032 km (0.072 R)
• M4: 1,484,908 km (0.111 R)
• M5: 2,100,803 km (0.113 R)
• M6: 2,499,631 km (0.086 R)
• M7: 2,995,099 km (0.098 R)
• M8: 4,000,546 km (0.108 R)
• M9: 4,467,142 km (0.059 R)
• M10: 4,953,784 km (0.04 R)
• M11: 5,458,228 km (0.083 R)

Asteroid Belt

Center: 1.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.6

Radius: 9.8

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.06 AU - 1.68 AU

Year: 1127 Days

Day: 12 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,717,185 km

• M1: 122,072 km (0.061 R)
• M2: 452,534 km (0.051 R)
• M3: 767,886 km (0.03 R)
• M4: 1,175,690 km (0.104 R)
• M5: 2,318,617 km (0.102 R)
• M6: 2,792,992 km (0.12 R)
• M7: 3,403,052 km (0.09 R)
• M8: 4,351,952 km (0.104 R)
• M9: 5,057,605 km (0.04 R)
• M10: 9,926,417 km (0.039 R)
• M11: 10,477,835 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.6

Radius: 9.8

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.39 AU - 1.75 AU

Year: 1383 Days

Day: 8.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,717,185 km

• M1: 121,922 km (0.07 R)
• M2: 521,797 km (0.113 R)
• M3: 896,989 km (0.113 R)
• M4: 1,447,509 km (0.115 R)
• M5: 1,828,834 km (0.11 R)
• M6: 2,605,247 km (0.103 R)
• M7: 3,433,570 km (0.087 R)
• M8: 3,992,618 km (0.119 R)
• M9: 4,611,205 km (0.115 R)
• M10: 5,191,196 km (0.099 R)
• M11: 6,341,753 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.4

Radius: 11.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.33 AU - 3.67 AU

Year: 4603 Days

Day: 11.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,717,185 km

• M1: 138,079 km (0.097 R)
• M2: 662,120 km (0.073 R)
• M3: 1,197,681 km (0.112 R)
• M4: 1,605,335 km (0.041 R)
• M5: 2,147,777 km (0.06 R)
• M6: 3,179,852 km (0.106 R)
• M7: 3,562,823 km (0.101 R)
• M8: 4,754,520 km (0.109 R)
• M9: 5,128,664 km (0.119 R)
• M10: 5,936,492 km (0.119 R)
• M11: 7,047,256 km (0.087 R)
• M12: 7,402,851 km (0.046 R)
• M13: 8,362,671 km (0.084 R)
• M14: 9,211,638 km (0.103 R)
• M15: 9,995,681 km (0.068 R)
• M16: 10,570,586 km (0.041 R)
• M17: 12,058,785 km (0.092 R)
• M18: 12,475,116 km (0.077 R)
• M19: 13,239,112 km (0.078 R)
• M20: 13,983,212 km (0.102 R)
• M21: 17,652,250 km (0.085 R)
• M22: 19,612,430 km (0.112 R)
• M23: 20,710,778 km (0.12 R)
• M24: 21,174,831 km (0.065 R)
• M25: 24,546,019 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.6

Radius: 8

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.89 AU - 7.09 AU

Year: 10305 Days

Day: 20.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 46,717,185 km

• M1: 99,632 km (0.099 R)
• M2: 383,419 km (0.038 R)
• M3: 661,522 km (0.064 R)
• M4: 932,743 km (0.084 R)
• M5: 1,395,898 km (0.051 R)
• M6: 2,022,114 km (0.086 R)
• M7: 2,549,148 km (0.03 R)
• M8: 3,332,891 km (0.07 R)
• M9: 4,040,489 km (0.114 R)
• M10: 4,444,852 km (0.101 R)
• M11: 5,574,765 km (0.082 R)
• M12: 6,608,037 km (0.091 R)
• M13: 9,194,734 km (0.087 R)
• M14: 10,153,955 km (0.093 R)
• M15: 13,181,218 km (0.102 R)
• M16: 13,685,213 km (0.109 R)
• M17: 14,267,299 km (0.117 R)
• M18: 15,411,872 km (0.101 R)
• M19: 15,689,825 km (0.028 R)
• M20: 17,579,096 km (0.095 R)
• M21: 22,154,098 km (0.066 R)
• M22: 22,419,335 km (0.057 R)
• M23: 23,502,125 km (0.025 R)
• M24: 24,336,731 km (0.113 R)
• M25: 26,959,182 km (0.099 R)
• M26: 27,566,549 km (0.112 R)
• M27: 28,599,074 km (0.118 R)
• M28: 32,189,273 km (0.12 R)
• M29: 33,102,867 km (0.118 R)
• M30: 35,825,399 km (0.069 R)
• M31: 36,191,166 km (0.062 R)
• M32: 44,742,030 km (0.089 R)
• M33: 48,508,606 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.7

Radius: 4.8

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.39 AU - 10.09 AU

Year: 19743 Days

Day: 16.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,717,185 km

• M1: 59,690 km (0.039 R)
• M2: 250,876 km (0.086 R)
• M3: 455,825 km (0.083 R)
• M4: 612,753 km (0.053 R)
• M5: 1,162,675 km (0.088 R)
• M6: 1,545,944 km (0.07 R)
• M7: 1,751,641 km (0.091 R)
• M8: 2,043,058 km (0.1 R)
• M9: 2,218,387 km (0.087 R)
• M10: 2,500,528 km (0.118 R)
• M11: 3,821,328 km (0.114 R)
• M12: 4,311,411 km (0.119 R)
• M13: 8,700,313 km (0.099 R)
• M14: 9,257,565 km (0.108 R)
• M15: 9,496,772 km (0.063 R)
• M16: 10,912,566 km (0.112 R)
• M17: 12,119,522 km (0.107 R)
• M18: 13,171,045 km (0.109 R)
• M19: 19,664,640 km (0.064 R)
• M20: 20,541,284 km (0.057 R)
• M21: 21,112,448 km (0.098 R)
• M22: 22,201,072 km (0.106 R)
• M23: 22,371,913 km (0.118 R)
• M24: 22,629,670 km (0.083 R)
• M25: 23,948,375 km (0.11 R)
• M26: 28,612,238 km (0.06 R)
• M27: 31,639,202 km (0.095 R)
• M28: 40,570,045 km (0.095 R)
• M29: 44,242,822 km (0.118 R)
• M30: 45,468,777 km (0.09 R)
• M31: 45,882,415 km (0.101 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: 492 - 20,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit