🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.6

Radius: 12.9

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.83 AU - 1.33 AU

Year: 736 Days

Day: 13.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,484,870 km

• M1: 160,369 km (0.109 R)
• M2: 615,296 km (0.048 R)
• M3: 1,026,989 km (0.111 R)
• M4: 1,781,112 km (0.112 R)
• M5: 2,499,182 km (0.093 R)
• M6: 3,005,122 km (0.06 R)
• M7: 3,899,568 km (0.119 R)
• M8: 4,556,452 km (0.118 R)
• M9: 5,131,057 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.4

Radius: 11.2

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.28 AU - 1.52 AU

Year: 1087 Days

Day: 10 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,484,870 km

• M1: 139,874 km (0.082 R)
• M2: 513,420 km (0.108 R)
• M3: 874,699 km (0.071 R)
• M4: 1,641,687 km (0.119 R)
• M5: 2,254,889 km (0.105 R)
• M6: 2,621,104 km (0.086 R)
• M7: 3,085,306 km (0.112 R)
• M8: 3,749,371 km (0.093 R)
• M9: 4,536,855 km (0.115 R)
• M10: 5,623,534 km (0.076 R)
• M11: 6,458,888 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.6

Radius: 9.8

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.41 AU - 3.45 AU

Year: 4167 Days

Day: 13.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,484,870 km

• M1: 121,922 km (0.095 R)
• M2: 943,065 km (0.079 R)
• M3: 2,044,704 km (0.077 R)
• M4: 2,423,186 km (0.112 R)
• M5: 2,777,135 km (0.076 R)
• M6: 3,107,896 km (0.085 R)
• M7: 4,286,428 km (0.093 R)
• M8: 4,859,238 km (0.071 R)
• M9: 6,691,812 km (0.116 R)
• M10: 8,405,755 km (0.082 R)
• M11: 11,197,849 km (0.064 R)
• M12: 12,332,998 km (0.093 R)
• M13: 12,979,111 km (0.12 R)
• M14: 16,732,223 km (0.081 R)
• M15: 17,647,911 km (0.077 R)
• M16: 19,182,187 km (0.081 R)
• M17: 22,368,322 km (0.098 R)
• M18: 26,539,261 km (0.098 R)
• M19: 26,867,329 km (0.098 R)
• M20: 28,292,398 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.5

Radius: 8

Gravity: 13.79 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.7 AU - 8.28 AU

Year: 13447 Days

Day: 24.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,484,870 km

• M1: 99,483 km (0.104 R)
• M2: 374,294 km (0.064 R)
• M3: 704,008 km (0.103 R)
• M4: 1,090,718 km (0.043 R)
• M5: 2,026,303 km (0.095 R)
• M6: 2,819,621 km (0.119 R)
• M7: 3,526,022 km (0.07 R)
• M8: 3,950,431 km (0.116 R)
• M9: 4,633,944 km (0.066 R)
• M10: 5,357,698 km (0.116 R)
• M11: 5,765,801 km (0.104 R)
• M12: 6,602,652 km (0.089 R)
• M13: 8,077,537 km (0.1 R)
• M14: 8,515,260 km (0.101 R)
• M15: 9,385,172 km (0.096 R)
• M16: 10,200,929 km (0.052 R)
• M17: 10,945,328 km (0.093 R)
• M18: 11,241,083 km (0.108 R)
• M19: 11,972,766 km (0.113 R)
• M20: 12,997,213 km (0.113 R)
• M21: 13,463,360 km (0.119 R)
• M22: 14,218,380 km (0.107 R)
• M23: 15,219,639 km (0.098 R)
• M24: 15,588,397 km (0.094 R)
• M25: 15,963,140 km (0.116 R)
• M26: 17,202,858 km (0.063 R)
• M27: 17,603,032 km (0.093 R)
• M28: 20,402,008 km (0.077 R)
• M29: 27,294,879 km (0.109 R)
• M30: 30,206,353 km (0.088 R)
• M31: 35,594,270 km (0.082 R)
• M32: 43,481,519 km (0.044 R)
• M33: 48,065,945 km (0.104 R)
• M34: 48,700,540 km (0.116 R)
• M35: 49,019,931 km (0.099 R)
• M36: 51,130,159 km (0.11 R)
• M37: 52,962,433 km (0.026 R)
• M38: 54,322,128 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.7

Radius: 6.4

Gravity: 13.05 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 8.68 AU - 10.4 AU

Year: 19330 Days

Day: 17.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,484,870 km

• M1: 83,924 km (0.071 R)
• M2: 310,416 km (0.118 R)
• M3: 807,978 km (0.055 R)
• M4: 2,300,217 km (0.071 R)
• M5: 2,560,218 km (0.119 R)
• M6: 2,768,159 km (0.107 R)
• M7: 3,516,448 km (0.106 R)
• M8: 3,922,755 km (0.053 R)
• M9: 4,295,404 km (0.109 R)
• M10: 6,026,700 km (0.105 R)
• M11: 7,318,477 km (0.058 R)
• M12: 8,326,169 km (0.101 R)
• M13: 9,100,338 km (0.044 R)
• M14: 11,710,671 km (0.109 R)
• M15: 13,152,046 km (0.098 R)
• M16: 13,634,500 km (0.051 R)
• M17: 13,844,834 km (0.096 R)
• M18: 14,707,864 km (0.07 R)
• M19: 15,606,349 km (0.113 R)
• M20: 19,925,090 km (0.093 R)
• M21: 20,653,332 km (0.046 R)
• M22: 22,259,565 km (0.103 R)
• M23: 23,442,136 km (0.086 R)
• M24: 24,562,624 km (0.108 R)
• M25: 25,399,474 km (0.096 R)
• M26: 26,690,355 km (0.094 R)
• M27: 28,250,959 km (0.071 R)
• M28: 31,552,884 km (0.113 R)
• M29: 33,806,127 km (0.115 R)
• M30: 36,030,498 km (0.054 R)
• M31: 39,618,453 km (0.039 R)
• M32: 40,623,601 km (0.119 R)
• M33: 41,498,749 km (0.111 R)
• M34: 52,139,346 km (0.116 R)
• M35: 57,077,422 km (0.068 R)
• M36: 59,099,836 km (0.12 R)
• M37: 61,359,811 km (0.102 R)
• M38: 67,463,853 km (0.102 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 12,233 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit