🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.7

Radius: 9.7

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.45 AU - 0.67 AU

Year: 279 Days

Day: 14.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 172.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,116,019 km

• M1: 120,725 km (0.115 R)
• M2: 476,320 km (0.098 R)
• M3: 792,570 km (0.116 R)
• M4: 1,245,851 km (0.052 R)
• M5: 1,639,892 km (0.065 R)
• M6: 1,964,519 km (0.108 R)
• M7: 2,495,442 km (0.093 R)
• M8: 2,966,077 km (0.051 R)
• M9: 3,308,806 km (0.105 R)
• M10: 3,612,789 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.9

Radius: 11.9

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.83 AU - 1.09 AU

Year: 627 Days

Day: 13.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,116,019 km

• M1: 147,952 km (0.078 R)
• M2: 559,795 km (0.087 R)
• M3: 985,401 km (0.07 R)
• M4: 1,510,191 km (0.071 R)
• M5: 2,172,011 km (0.063 R)
• M6: 2,582,209 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.3

Radius: 10.1

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.1 AU - 1.38 AU

Year: 921 Days

Day: 7.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,116,019 km

• M1: 125,662 km (0.057 R)
• M2: 469,139 km (0.105 R)
• M3: 900,579 km (0.094 R)
• M4: 1,396,347 km (0.079 R)
• M5: 1,844,691 km (0.08 R)
• M6: 2,329,089 km (0.115 R)
• M7: 2,665,684 km (0.058 R)
• M8: 3,646,747 km (0.09 R)
• M9: 4,103,769 km (0.117 R)
• M10: 4,772,172 km (0.11 R)
• M11: 5,564,742 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.5

Radius: 9.4

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.58 AU - 2.3 AU

Year: 1802 Days

Day: 13.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,116,019 km

• M1: 116,986 km (0.095 R)
• M2: 454,927 km (0.066 R)
• M3: 855,700 km (0.118 R)
• M4: 1,167,761 km (0.11 R)
• M5: 1,805,497 km (0.073 R)
• M6: 2,279,722 km (0.114 R)
• M7: 2,688,573 km (0.118 R)
• M8: 3,050,450 km (0.081 R)
• M9: 3,359,819 km (0.061 R)
• M10: 6,102,396 km (0.088 R)
• M11: 7,005,369 km (0.066 R)
• M12: 8,460,208 km (0.101 R)
• M13: 9,309,176 km (0.034 R)
• M14: 10,911,220 km (0.066 R)
• M15: 13,066,925 km (0.096 R)
• M16: 13,712,889 km (0.073 R)
• M17: 14,928,970 km (0.062 R)
• M18: 15,397,211 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.4

Radius: 9

Gravity: 10.26 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.86 AU - 5.52 AU

Year: 6773 Days

Day: 6.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,116,019 km

• M1: 112,049 km (0.08 R)
• M2: 398,978 km (0.04 R)
• M3: 704,456 km (0.081 R)
• M4: 1,329,327 km (0.072 R)
• M5: 1,901,090 km (0.049 R)
• M6: 2,408,675 km (0.113 R)
• M7: 3,151,878 km (0.116 R)
• M8: 3,767,323 km (0.106 R)
• M9: 4,433,482 km (0.069 R)
• M10: 5,737,078 km (0.076 R)
• M11: 6,200,981 km (0.054 R)
• M12: 6,582,905 km (0.112 R)
• M13: 7,054,437 km (0.113 R)
• M14: 7,548,409 km (0.079 R)
• M15: 8,819,542 km (0.088 R)
• M16: 9,303,192 km (0.088 R)
• M17: 10,761,772 km (0.095 R)
• M18: 14,727,611 km (0.117 R)
• M19: 15,096,520 km (0.056 R)
• M20: 15,471,711 km (0.108 R)
• M21: 15,789,008 km (0.107 R)
• M22: 16,110,643 km (0.091 R)
• M23: 16,568,413 km (0.088 R)
• M24: 20,396,024 km (0.115 R)
• M25: 20,777,648 km (0.072 R)
• M26: 22,111,463 km (0.086 R)
• M27: 24,345,707 km (0.1 R)
• M28: 25,649,752 km (0.089 R)
• M29: 35,447,664 km (0.051 R)
• M30: 37,805,028 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.3

Radius: 4.6

Gravity: 22.56 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.97 AU - 6.37 AU

Year: 10220 Days

Day: 18.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 43,116,019 km

• M1: 61,335 km (0.109 R)
• M2: 223,798 km (0.043 R)
• M3: 422,764 km (0.091 R)
• M4: 574,306 km (0.117 R)
• M5: 721,959 km (0.106 R)
• M6: 876,793 km (0.06 R)
• M7: 1,173,894 km (0.075 R)
• M8: 2,066,096 km (0.106 R)
• M9: 2,401,345 km (0.094 R)
• M10: 2,833,683 km (0.029 R)
• M11: 3,024,869 km (0.103 R)
• M12: 5,343,187 km (0.111 R)
• M13: 5,504,454 km (0.093 R)
• M14: 5,702,072 km (0.083 R)
• M15: 6,146,677 km (0.117 R)
• M16: 8,990,832 km (0.116 R)
• M17: 10,418,893 km (0.102 R)
• M18: 11,291,946 km (0.089 R)
• M19: 11,450,969 km (0.103 R)
• M20: 12,101,869 km (0.115 R)
• M21: 14,079,703 km (0.04 R)
• M22: 15,017,083 km (0.079 R)
• M23: 20,334,091 km (0.119 R)
• M24: 26,036,761 km (0.083 R)
• M25: 27,828,944 km (0.088 R)
• M26: 28,022,224 km (0.053 R)
• M27: 34,803,645 km (0.099 R)
• M28: 38,631,107 km (0.104 R)
• M29: 39,477,532 km (0.09 R)
• M30: 39,966,717 km (0.062 R)
• M31: 41,837,139 km (0.106 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 12,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit