🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.6

Radius: 12.3

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.95 AU - 1.43 AU

Year: 838 Days

Day: 10.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,551,155 km

• M1: 154,235 km (0.086 R)
• M2: 593,305 km (0.032 R)
• M3: 981,362 km (0.116 R)
• M4: 1,364,183 km (0.084 R)
• M5: 2,564,855 km (0.101 R)
• M6: 3,260,336 km (0.088 R)
• M7: 3,873,388 km (0.1 R)
• M8: 4,424,955 km (0.119 R)
• M9: 6,078,461 km (0.076 R)
• M10: 6,577,519 km (0.075 R)
• M11: 7,033,493 km (0.088 R)
• M12: 7,437,707 km (0.104 R)
• M13: 8,240,748 km (0.108 R)
• M14: 9,156,586 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.5

Radius: 14.4

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.61 AU - 2.49 AU

Year: 1895 Days

Day: 14.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,551,155 km

• M1: 179,218 km (0.06 R)
• M2: 852,409 km (0.074 R)
• M3: 1,502,262 km (0.119 R)
• M4: 2,267,305 km (0.113 R)
• M5: 2,760,380 km (0.105 R)
• M6: 3,459,600 km (0.059 R)
• M7: 4,399,075 km (0.08 R)
• M8: 5,440,127 km (0.116 R)
• M9: 6,153,708 km (0.037 R)
• M10: 7,327,902 km (0.115 R)
• M11: 8,199,609 km (0.084 R)
• M12: 9,198,773 km (0.081 R)
• M13: 10,277,523 km (0.09 R)
• M14: 11,031,347 km (0.097 R)
• M15: 11,963,043 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.5

Radius: 12.1

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 4.27 AU - 5.37 AU

Year: 6833 Days

Day: 13.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,551,155 km

• M1: 150,944 km (0.063 R)
• M2: 588,817 km (0.085 R)
• M3: 1,218,325 km (0.082 R)
• M4: 2,071,482 km (0.093 R)
• M5: 3,433,122 km (0.111 R)
• M6: 3,932,330 km (0.093 R)
• M7: 4,911,747 km (0.102 R)
• M8: 5,754,581 km (0.073 R)
• M9: 9,367,669 km (0.08 R)
• M10: 14,031,831 km (0.057 R)
• M11: 15,011,398 km (0.101 R)
• M12: 19,211,807 km (0.083 R)
• M13: 20,296,242 km (0.053 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.4

Radius: 14.8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.94 AU - 6.14 AU

Year: 7306 Days

Day: 13 Hours

Environment

Temp: -221 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 69,551,155 km

• M1: 184,155 km (0.12 R)
• M2: 680,970 km (0.11 R)
• M3: 1,764,956 km (0.08 R)
• M4: 2,416,006 km (0.071 R)
• M5: 2,943,039 km (0.065 R)
• M6: 3,437,310 km (0.098 R)
• M7: 5,007,938 km (0.088 R)
• M8: 7,640,861 km (0.092 R)
• M9: 11,385,595 km (0.061 R)
• M10: 13,102,081 km (0.115 R)
• M11: 14,807,347 km (0.093 R)
• M12: 18,863,244 km (0.061 R)
• M13: 19,355,272 km (0.087 R)
• M14: 20,883,564 km (0.045 R)
• M15: 23,284,460 km (0.06 R)
• M16: 24,014,797 km (0.054 R)
• M17: 24,760,392 km (0.082 R)
• M18: 27,089,930 km (0.105 R)
• M19: 28,170,775 km (0.112 R)
• M20: 28,814,495 km (0.102 R)
• M21: 30,418,633 km (0.116 R)
• M22: 31,783,863 km (0.106 R)
• M23: 32,381,357 km (0.095 R)
• M24: 35,269,194 km (0.103 R)
• M25: 36,124,894 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.1

Radius: 3.3

Gravity: 57.68 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.96 AU - 11.6 AU

Year: 18253 Days

Day: 19.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,551,155 km

• M1: 44,580 km (0.04 R)
• M2: 176,825 km (0.106 R)
• M3: 331,060 km (0.114 R)
• M4: 495,618 km (0.092 R)
• M5: 1,166,714 km (0.111 R)
• M6: 1,534,425 km (0.114 R)
• M7: 1,862,045 km (0.107 R)
• M8: 2,013,288 km (0.069 R)
• M9: 3,098,621 km (0.116 R)
• M10: 3,448,979 km (0.085 R)
• M11: 4,456,371 km (0.056 R)
• M12: 4,692,885 km (0.105 R)
• M13: 4,866,868 km (0.097 R)
• M14: 5,762,660 km (0.101 R)
• M15: 5,881,739 km (0.117 R)
• M16: 7,873,336 km (0.107 R)
• M17: 8,574,352 km (0.079 R)
• M18: 10,389,423 km (0.107 R)
• M19: 11,988,474 km (0.11 R)
• M20: 12,313,700 km (0.085 R)
• M21: 12,913,887 km (0.082 R)
• M22: 13,393,946 km (0.118 R)
• M23: 13,885,824 km (0.04 R)
• M24: 19,934,215 km (0.087 R)
• M25: 22,090,669 km (0.102 R)
• M26: 22,875,758 km (0.109 R)
• M27: 27,081,703 km (0.047 R)
• M28: 31,898,455 km (0.05 R)
• M29: 35,231,346 km (0.028 R)
• M30: 37,393,484 km (0.103 R)
• M31: 37,531,563 km (0.056 R)
• M32: 41,980,005 km (0.101 R)
• M33: 47,248,991 km (0.067 R)
• M34: 47,410,258 km (0.111 R)
• M35: 48,549,595 km (0.098 R)
• M36: 56,858,560 km (0.069 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 14,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit