🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.2

Radius: 12.7

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.49 AU - 0.81 AU

Year: 355 Days

Day: 11.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 48,943,325 km

• M1: 157,975 km (0.108 R)
• M2: 646,113 km (0.04 R)
• M3: 1,444,966 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.4

Radius: 13.2

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.81 AU - 1.35 AU

Year: 761 Days

Day: 11.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,943,325 km

• M1: 165,904 km (0.107 R)
• M2: 987,047 km (0.079 R)
• M3: 1,438,234 km (0.099 R)
• M4: 1,920,687 km (0.108 R)
• M5: 2,468,814 km (0.117 R)
• M6: 2,935,409 km (0.098 R)
• M7: 3,797,392 km (0.11 R)
• M8: 4,753,772 km (0.092 R)
• M9: 6,244,365 km (0.112 R)
• M10: 6,682,986 km (0.119 R)
• M11: 7,483,035 km (0.117 R)
• M12: 8,075,592 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.1

Radius: 10.9

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.3 AU - 3.34 AU

Year: 3212 Days

Day: 9.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,943,325 km

• M1: 180,565 km (0.077 R)
• M2: 1,610,870 km (0.073 R)
• M3: 2,058,168 km (0.119 R)
• M4: 2,829,195 km (0.105 R)
• M5: 3,890,592 km (0.086 R)
• M6: 4,292,561 km (0.074 R)
• M7: 4,669,249 km (0.06 R)
• M8: 5,769,840 km (0.105 R)
• M9: 6,942,688 km (0.109 R)
• M10: 7,733,761 km (0.046 R)
• M11: 9,045,734 km (0.106 R)
• M12: 9,610,018 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.3

Radius: 9.3

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.04 AU - 3.7 AU

Year: 4196 Days

Day: 8.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,943,325 km

• M1: 115,639 km (0.092 R)
• M2: 505,342 km (0.079 R)
• M3: 841,039 km (0.103 R)
• M4: 1,186,760 km (0.087 R)
• M5: 2,175,751 km (0.095 R)
• M6: 2,611,530 km (0.077 R)
• M7: 4,696,476 km (0.117 R)
• M8: 5,065,833 km (0.105 R)
• M9: 5,454,338 km (0.055 R)
• M10: 7,243,978 km (0.076 R)
• M11: 8,254,511 km (0.112 R)
• M12: 8,941,465 km (0.109 R)
• M13: 9,510,236 km (0.052 R)
• M14: 9,902,781 km (0.092 R)
• M15: 14,599,107 km (0.086 R)
• M16: 14,911,317 km (0.059 R)
• M17: 16,205,040 km (0.106 R)
• M18: 17,455,229 km (0.112 R)
• M19: 18,646,477 km (0.054 R)
• M20: 18,952,704 km (0.072 R)
• M21: 20,729,328 km (0.035 R)
• M22: 22,753,387 km (0.043 R)
• M23: 24,173,819 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.3

Radius: 12.4

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.23 AU - 5.33 AU

Year: 8229 Days

Day: 14.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,943,325 km

• M1: 154,235 km (0.052 R)
• M2: 585,676 km (0.051 R)
• M3: 1,542,204 km (0.035 R)
• M4: 2,221,080 km (0.103 R)
• M5: 2,896,813 km (0.088 R)
• M6: 3,508,369 km (0.108 R)
• M7: 3,936,668 km (0.113 R)
• M8: 4,929,998 km (0.109 R)
• M9: 7,738,099 km (0.106 R)
• M10: 11,312,142 km (0.071 R)
• M11: 12,368,004 km (0.055 R)
• M12: 12,890,549 km (0.053 R)
• M13: 14,042,154 km (0.032 R)
• M14: 14,547,196 km (0.068 R)
• M15: 17,184,756 km (0.052 R)
• M16: 19,967,875 km (0.069 R)
• M17: 21,177,224 km (0.096 R)
• M18: 23,564,806 km (0.084 R)
• M19: 24,550,058 km (0.047 R)
• M20: 26,316,210 km (0.113 R)
• M21: 31,689,317 km (0.109 R)
• M22: 35,729,507 km (0.119 R)
• M23: 37,994,568 km (0.093 R)
• M24: 41,246,975 km (0.115 R)
• M25: 45,499,444 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 380.3

Radius: 4.7

Gravity: 17.22 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.95 AU - 8.99 AU

Year: 13848 Days

Day: 24.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,943,325 km

• M1: 58,942 km (0.095 R)
• M2: 258,655 km (0.077 R)
• M3: 517,609 km (0.09 R)
• M4: 1,020,706 km (0.027 R)
• M5: 1,275,471 km (0.11 R)
• M6: 1,431,801 km (0.056 R)
• M7: 1,675,347 km (0.069 R)
• M8: 1,847,384 km (0.091 R)
• M9: 2,320,263 km (0.104 R)
• M10: 2,474,798 km (0.1 R)
• M11: 3,552,351 km (0.03 R)
• M12: 5,101,437 km (0.114 R)
• M13: 5,330,621 km (0.073 R)
• M14: 5,704,765 km (0.118 R)
• M15: 5,880,393 km (0.106 R)
• M16: 6,853,078 km (0.06 R)
• M17: 7,051,744 km (0.097 R)
• M18: 7,377,569 km (0.117 R)
• M19: 7,670,780 km (0.076 R)
• M20: 8,015,454 km (0.104 R)
• M21: 8,460,807 km (0.086 R)
• M22: 9,016,563 km (0.115 R)
• M23: 10,098,305 km (0.11 R)
• M24: 11,209,069 km (0.106 R)
• M25: 12,398,821 km (0.081 R)
• M26: 13,985,307 km (0.086 R)
• M27: 14,369,773 km (0.079 R)
• M28: 15,771,056 km (0.089 R)
• M29: 20,028,761 km (0.097 R)
• M30: 21,348,813 km (0.099 R)
• M31: 22,116,100 km (0.066 R)
• M32: 29,344,221 km (0.082 R)
• M33: 36,654,321 km (0.082 R)
• M34: 37,876,834 km (0.066 R)
• M35: 44,536,483 km (0.067 R)
• M36: 45,089,546 km (0.062 R)
• M37: 46,350,806 km (0.051 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 20,262 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit