🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.4

Radius: 9.9

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.79 AU - 0.83 AU

Year: 471 Days

Day: 7 Hours

Environment

Temp: -156 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,537,409 km

• M1: 123,119 km (0.04 R)
• M2: 468,690 km (0.068 R)
• M3: 809,474 km (0.081 R)
• M4: 1,239,718 km (0.097 R)
• M5: 1,622,539 km (0.109 R)
• M6: 2,109,629 km (0.106 R)
• M7: 2,592,830 km (0.077 R)
• M8: 2,972,958 km (0.12 R)
• M9: 3,795,148 km (0.062 R)
• M10: 5,255,224 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493.7

Radius: 13.2

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.96 AU - 3.12 AU

Year: 2614 Days

Day: 9.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,537,409 km

• M1: 165,605 km (0.097 R)
• M2: 653,144 km (0.086 R)
• M3: 1,311,824 km (0.1 R)
• M4: 2,527,606 km (0.093 R)
• M5: 3,270,060 km (0.116 R)
• M6: 3,775,102 km (0.069 R)
• M7: 4,474,772 km (0.085 R)
• M8: 5,445,811 km (0.034 R)
• M9: 7,986,582 km (0.045 R)
• M10: 9,142,225 km (0.096 R)
• M11: 9,866,129 km (0.08 R)
• M12: 10,406,327 km (0.107 R)
• M13: 12,065,218 km (0.08 R)
• M14: 15,852,886 km (0.097 R)
• M15: 16,345,213 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.7

Radius: 9.5

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.89 AU - 6.29 AU

Year: 8534 Days

Day: 6.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,537,409 km

• M1: 133,441 km (0.092 R)
• M2: 525,537 km (0.108 R)
• M3: 1,050,925 km (0.116 R)
• M4: 1,408,614 km (0.101 R)
• M5: 1,794,726 km (0.095 R)
• M6: 3,196,757 km (0.082 R)
• M7: 4,147,003 km (0.109 R)
• M8: 7,264,772 km (0.117 R)
• M9: 7,977,755 km (0.073 R)
• M10: 10,530,493 km (0.055 R)
• M11: 14,553,928 km (0.092 R)
• M12: 14,999,730 km (0.114 R)
• M13: 18,835,718 km (0.092 R)
• M14: 19,232,153 km (0.088 R)
• M15: 19,701,591 km (0.099 R)
• M16: 20,873,540 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.3

Radius: 3.4

Gravity: 76.24 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.38 AU - 6.92 AU

Year: 11073 Days

Day: 20.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,537,409 km

• M1: 42,336 km (0.094 R)
• M2: 270,623 km (0.113 R)
• M3: 389,553 km (0.108 R)
• M4: 644,019 km (0.099 R)
• M5: 872,305 km (0.103 R)
• M6: 1,022,202 km (0.099 R)
• M7: 1,503,010 km (0.119 R)
• M8: 1,624,184 km (0.12 R)
• M9: 2,579,067 km (0.054 R)
• M10: 3,530,959 km (0.113 R)
• M11: 4,383,068 km (0.102 R)
• M12: 4,922,368 km (0.03 R)
• M13: 5,398,688 km (0.063 R)
• M14: 5,576,111 km (0.101 R)
• M15: 7,265,520 km (0.062 R)
• M16: 7,569,503 km (0.042 R)
• M17: 8,249,275 km (0.104 R)
• M18: 10,422,035 km (0.09 R)
• M19: 12,145,552 km (0.093 R)
• M20: 15,853,934 km (0.12 R)
• M21: 16,071,449 km (0.115 R)
• M22: 17,806,335 km (0.087 R)
• M23: 21,026,430 km (0.103 R)
• M24: 21,731,783 km (0.111 R)
• M25: 22,819,061 km (0.079 R)
• M26: 24,808,114 km (0.116 R)
• M27: 31,009,095 km (0.119 R)
• M28: 32,269,009 km (0.088 R)
• M29: 35,877,758 km (0.097 R)
• M30: 36,252,800 km (0.038 R)
• M31: 37,778,997 km (0.09 R)
• M32: 38,297,055 km (0.075 R)
• M33: 48,299,169 km (0.093 R)
• M34: 48,451,160 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337.3

Radius: 3.1

Gravity: 35.1 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.55 AU - 9.37 AU

Year: 15888 Days

Day: 24.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 51,537,409 km

• M1: 38,596 km (0.038 R)
• M2: 182,958 km (0.09 R)
• M3: 408,851 km (0.075 R)
• M4: 1,387,670 km (0.104 R)
• M5: 1,679,087 km (0.107 R)
• M6: 2,501,875 km (0.084 R)
• M7: 3,640,165 km (0.067 R)
• M8: 4,546,130 km (0.086 R)
• M9: 5,249,988 km (0.042 R)
• M10: 5,986,757 km (0.087 R)
• M11: 6,284,756 km (0.047 R)
• M12: 6,398,899 km (0.06 R)
• M13: 7,196,406 km (0.092 R)
• M14: 7,490,665 km (0.039 R)
• M15: 8,057,940 km (0.101 R)
• M16: 8,283,683 km (0.045 R)
• M17: 9,931,503 km (0.063 R)
• M18: 10,454,797 km (0.096 R)
• M19: 10,941,289 km (0.079 R)
• M20: 11,959,303 km (0.092 R)
• M21: 12,551,261 km (0.12 R)
• M22: 14,051,279 km (0.042 R)
• M23: 14,444,123 km (0.101 R)
• M24: 18,083,839 km (0.071 R)
• M25: 18,626,730 km (0.093 R)
• M26: 19,021,070 km (0.066 R)
• M27: 22,378,645 km (0.096 R)
• M28: 22,645,378 km (0.109 R)
• M29: 23,184,977 km (0.074 R)
• M30: 24,477,503 km (0.112 R)
• M31: 34,067,773 km (0.102 R)
• M32: 34,538,708 km (0.063 R)
• M33: 36,343,606 km (0.073 R)
• M34: 39,231,742 km (0.076 R)
• M35: 41,864,216 km (0.117 R)
• M36: 44,192,408 km (0.098 R)
• M37: 47,917,844 km (0.07 R)
• M38: 48,508,905 km (0.112 R)
• M39: 48,657,455 km (0.086 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 19,122 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit