🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655

Radius: 10.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.75 AU - 0.83 AU

Year: 494 Days

Day: 8 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,153,673 km

• M1: 131,796 km (0.066 R)
• M2: 481,406 km (0.093 R)
• M3: 837,299 km (0.048 R)
• M4: 1,290,282 km (0.078 R)
• M5: 1,680,283 km (0.112 R)
• M6: 2,340,010 km (0.051 R)
• M7: 2,735,846 km (0.104 R)
• M8: 3,187,931 km (0.11 R)
• M9: 4,117,233 km (0.053 R)
• M10: 4,488,834 km (0.034 R)
• M11: 4,945,406 km (0.093 R)
• M12: 6,006,055 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.9

Radius: 8.7

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.84 AU - 0.96 AU

Year: 600 Days

Day: 7.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,153,673 km

• M1: 108,159 km (0.069 R)
• M2: 386,262 km (0.084 R)
• M3: 697,724 km (0.066 R)
• M4: 1,020,856 km (0.102 R)
• M5: 1,493,286 km (0.109 R)
• M6: 2,013,139 km (0.1 R)
• M7: 2,299,319 km (0.088 R)
• M8: 2,876,169 km (0.077 R)
• M9: 3,787,519 km (0.1 R)
• M10: 4,214,471 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.3

Radius: 11.6

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.14 AU - 1.52 AU

Year: 1078 Days

Day: 11.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,153,673 km

• M1: 144,362 km (0.04 R)
• M2: 529,576 km (0.1 R)
• M3: 892,202 km (0.09 R)
• M4: 1,529,638 km (0.104 R)
• M5: 2,237,984 km (0.104 R)
• M6: 2,641,599 km (0.097 R)
• M7: 3,105,951 km (0.071 R)
• M8: 3,518,841 km (0.044 R)
• M9: 5,067,927 km (0.101 R)
• M10: 6,518,428 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.7

Radius: 9.1

Gravity: 10.01 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.5 AU - 4.08 AU

Year: 4195 Days

Day: 6.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,153,673 km

• M1: 119,678 km (0.082 R)
• M2: 460,013 km (0.104 R)
• M3: 1,073,814 km (0.036 R)
• M4: 1,388,567 km (0.084 R)
• M5: 2,332,530 km (0.095 R)
• M6: 2,780,725 km (0.102 R)
• M7: 4,429,593 km (0.08 R)
• M8: 5,476,180 km (0.091 R)
• M9: 6,488,658 km (0.106 R)
• M10: 7,412,275 km (0.07 R)
• M11: 8,087,261 km (0.086 R)
• M12: 8,648,702 km (0.094 R)
• M13: 9,559,603 km (0.086 R)
• M14: 10,059,559 km (0.032 R)
• M15: 14,490,798 km (0.087 R)
• M16: 16,004,130 km (0.081 R)
• M17: 17,312,812 km (0.066 R)
• M18: 17,681,870 km (0.101 R)
• M19: 19,276,134 km (0.081 R)
• M20: 21,737,019 km (0.106 R)
• M21: 24,708,931 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.8

Radius: 7.5

Gravity: 14.84 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.26 AU - 7.16 AU

Year: 10878 Days

Day: 21 Hours

Environment

Temp: -227 °C

Axial Tilt: 95.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,153,673 km

• M1: 93,349 km (0.066 R)
• M2: 408,552 km (0.078 R)
• M3: 958,474 km (0.085 R)
• M4: 1,305,690 km (0.077 R)
• M5: 1,642,285 km (0.09 R)
• M6: 1,983,518 km (0.089 R)
• M7: 2,371,575 km (0.049 R)
• M8: 2,700,541 km (0.078 R)
• M9: 3,083,212 km (0.07 R)
• M10: 3,819,234 km (0.088 R)
• M11: 4,185,000 km (0.08 R)
• M12: 4,761,401 km (0.072 R)
• M13: 6,729,959 km (0.044 R)
• M14: 7,782,680 km (0.112 R)
• M15: 8,141,565 km (0.058 R)
• M16: 8,653,190 km (0.091 R)
• M17: 11,083,557 km (0.094 R)
• M18: 12,183,849 km (0.069 R)
• M19: 13,418,779 km (0.097 R)
• M20: 14,264,905 km (0.057 R)
• M21: 19,605,998 km (0.028 R)
• M22: 20,271,259 km (0.064 R)
• M23: 22,627,426 km (0.12 R)
• M24: 23,731,009 km (0.083 R)
• M25: 25,945,656 km (0.055 R)
• M26: 27,876,067 km (0.033 R)
• M27: 32,020,826 km (0.027 R)
• M28: 38,850,118 km (0.112 R)
• M29: 40,031,044 km (0.064 R)
• M30: 41,235,905 km (0.111 R)
• M31: 41,642,811 km (0.091 R)
• M32: 45,426,291 km (0.078 R)
• M33: 49,891,937 km (0.092 R)
• M34: 50,354,045 km (0.099 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: 417 - 19,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit