🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.7

Radius: 12.3

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.8 AU - 1.28 AU

Year: 732 Days

Day: 13.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,965,067 km

• M1: 153,039 km (0.12 R)
• M2: 589,565 km (0.025 R)
• M3: 1,053,468 km (0.083 R)
• M4: 1,480,720 km (0.042 R)
• M5: 2,089,433 km (0.101 R)
• M6: 2,768,757 km (0.058 R)
• M7: 3,161,153 km (0.108 R)
• M8: 3,631,937 km (0.032 R)
• M9: 5,244,303 km (0.07 R)
• M10: 6,121,246 km (0.091 R)
• M11: 6,942,388 km (0.11 R)
• M12: 7,605,406 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.7

Radius: 10.7

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.14 AU - 1.38 AU

Year: 976 Days

Day: 11.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,965,067 km

• M1: 133,142 km (0.119 R)
• M2: 500,255 km (0.091 R)
• M3: 876,793 km (0.117 R)
• M4: 1,836,015 km (0.102 R)
• M5: 2,194,900 km (0.076 R)
• M6: 2,565,155 km (0.06 R)
• M7: 2,925,087 km (0.084 R)
• M8: 4,298,246 km (0.079 R)
• M9: 4,846,373 km (0.118 R)
• M10: 5,703,718 km (0.09 R)
• M11: 6,060,958 km (0.091 R)
• M12: 6,545,505 km (0.101 R)
• M13: 7,127,441 km (0.104 R)
• M14: 7,468,225 km (0.109 R)
• M15: 8,025,627 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.6

Radius: 9.6

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.85 AU - 2.41 AU

Year: 2146 Days

Day: 9 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,965,067 km

• M1: 119,678 km (0.075 R)
• M2: 462,557 km (0.089 R)
• M3: 986,897 km (0.099 R)
• M4: 1,475,783 km (0.067 R)
• M5: 1,914,254 km (0.089 R)
• M6: 2,594,326 km (0.1 R)
• M7: 3,254,801 km (0.065 R)
• M8: 3,984,090 km (0.082 R)
• M9: 4,642,920 km (0.083 R)
• M10: 5,160,079 km (0.071 R)
• M11: 5,665,421 km (0.039 R)
• M12: 6,663,688 km (0.049 R)
• M13: 7,002,078 km (0.105 R)
• M14: 9,349,717 km (0.032 R)
• M15: 9,667,164 km (0.037 R)
• M16: 10,175,348 km (0.072 R)
• M17: 12,012,559 km (0.066 R)
• M18: 13,162,817 km (0.117 R)
• M19: 14,572,179 km (0.119 R)
• M20: 14,999,580 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.6

Radius: 9.3

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.25 AU - 2.73 AU

Year: 2712 Days

Day: 13.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 124.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,965,067 km

• M1: 115,639 km (0.117 R)
• M2: 736,171 km (0.066 R)
• M3: 1,381,387 km (0.111 R)
• M4: 2,165,728 km (0.074 R)
• M5: 2,492,749 km (0.096 R)
• M6: 3,045,513 km (0.094 R)
• M7: 4,116,036 km (0.092 R)
• M8: 6,492,248 km (0.063 R)
• M9: 7,067,602 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.6

Radius: 13.4

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.91 AU - 3.65 AU

Year: 4100 Days

Day: 13.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,965,067 km

• M1: 166,652 km (0.064 R)
• M2: 630,854 km (0.11 R)
• M3: 1,300,005 km (0.032 R)
• M4: 1,881,193 km (0.066 R)
• M5: 3,005,122 km (0.102 R)
• M6: 3,835,689 km (0.109 R)
• M7: 4,866,120 km (0.104 R)
• M8: 6,225,665 km (0.061 R)
• M9: 7,506,073 km (0.115 R)
• M10: 8,682,361 km (0.111 R)
• M11: 9,153,894 km (0.113 R)
• M12: 10,020,365 km (0.108 R)
• M13: 11,306,009 km (0.042 R)
• M14: 11,916,817 km (0.108 R)
• M15: 12,549,765 km (0.11 R)
• M16: 13,102,530 km (0.095 R)
• M17: 15,939,653 km (0.042 R)
• M18: 20,789,466 km (0.12 R)
• M19: 21,636,041 km (0.095 R)
• M20: 26,461,769 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.5

Radius: 14.2

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.75 AU - 4.33 AU

Year: 5605 Days

Day: 7.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,965,067 km

• M1: 248,632 km (0.11 R)
• M2: 783,893 km (0.102 R)
• M3: 1,257,968 km (0.104 R)
• M4: 2,050,538 km (0.088 R)
• M5: 3,233,558 km (0.119 R)
• M6: 3,752,064 km (0.092 R)
• M7: 4,708,144 km (0.114 R)
• M8: 5,217,824 km (0.048 R)
• M9: 5,821,003 km (0.073 R)
• M10: 6,687,174 km (0.072 R)
• M11: 7,706,534 km (0.072 R)
• M12: 8,344,569 km (0.049 R)
• M13: 8,903,018 km (0.115 R)
• M14: 10,387,927 km (0.112 R)
• M15: 13,589,770 km (0.114 R)
• M16: 15,113,723 km (0.109 R)
• M17: 16,002,035 km (0.064 R)
• M18: 16,866,113 km (0.105 R)
• M19: 18,005,001 km (0.036 R)
• M20: 19,516,239 km (0.089 R)
• M21: 22,718,232 km (0.119 R)
• M22: 25,089,208 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.3

Radius: 11.6

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.26 AU - 6.6 AU

Year: 8734 Days

Day: 12.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 44,965,067 km

• M1: 144,212 km (0.114 R)
• M2: 654,790 km (0.11 R)
• M3: 1,026,541 km (0.109 R)
• M4: 1,403,527 km (0.048 R)
• M5: 1,799,363 km (0.051 R)
• M6: 2,341,655 km (0.112 R)
• M7: 3,255,998 km (0.074 R)
• M8: 3,782,881 km (0.086 R)
• M9: 4,422,113 km (0.106 R)
• M10: 5,882,338 km (0.073 R)
• M11: 7,201,941 km (0.043 R)
• M12: 11,512,454 km (0.12 R)
• M13: 11,948,980 km (0.079 R)
• M14: 13,206,650 km (0.054 R)
• M15: 15,125,841 km (0.037 R)
• M16: 15,849,595 km (0.082 R)
• M17: 17,724,057 km (0.08 R)
• M18: 18,977,537 km (0.119 R)
• M19: 22,326,734 km (0.057 R)
• M20: 22,920,787 km (0.108 R)
• M21: 24,676,618 km (0.07 R)
• M22: 26,144,472 km (0.108 R)
• M23: 26,614,957 km (0.082 R)
• M24: 28,355,528 km (0.1 R)
• M25: 28,952,125 km (0.109 R)
• M26: 29,557,248 km (0.099 R)
• M27: 30,584,387 km (0.082 R)
• M28: 31,848,190 km (0.104 R)
• M29: 35,159,688 km (0.086 R)
• M30: 37,609,802 km (0.109 R)
• M31: 38,693,938 km (0.081 R)
• M32: 39,675,001 km (0.096 R)
• M33: 40,171,815 km (0.109 R)
• M34: 41,177,711 km (0.049 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 16,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit