🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.4

Radius: 10.8

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.37 AU - 2.09 AU

Year: 1469 Days

Day: 9.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,370,466 km

• M1: 156,031 km (0.063 R)
• M2: 514,916 km (0.099 R)
• M3: 1,080,097 km (0.114 R)
• M4: 2,265,959 km (0.072 R)
• M5: 3,797,093 km (0.104 R)
• M6: 4,321,284 km (0.116 R)
• M7: 5,360,391 km (0.08 R)
• M8: 5,880,393 km (0.027 R)
• M9: 6,433,756 km (0.075 R)
• M10: 8,070,955 km (0.069 R)
• M11: 9,253,526 km (0.079 R)
• M12: 10,205,268 km (0.065 R)
• M13: 10,722,577 km (0.026 R)
• M14: 12,968,490 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.2

Radius: 12.5

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.52 AU - 2.14 AU

Year: 1598 Days

Day: 8.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,370,466 km

• M1: 172,636 km (0.084 R)
• M2: 563,386 km (0.062 R)
• M3: 1,016,069 km (0.081 R)
• M4: 1,600,398 km (0.103 R)
• M5: 2,241,126 km (0.104 R)
• M6: 2,926,733 km (0.098 R)
• M7: 3,471,867 km (0.12 R)
• M8: 3,920,960 km (0.07 R)
• M9: 4,537,154 km (0.117 R)
• M10: 5,789,886 km (0.107 R)
• M11: 6,445,574 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.5

Radius: 13.3

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.32 AU - 3 AU

Year: 2801 Days

Day: 9 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,370,466 km

• M1: 165,455 km (0.11 R)
• M2: 605,871 km (0.076 R)
• M3: 1,101,639 km (0.065 R)
• M4: 2,105,889 km (0.115 R)
• M5: 2,827,250 km (0.097 R)
• M6: 3,746,379 km (0.051 R)
• M7: 4,456,670 km (0.095 R)
• M8: 5,230,989 km (0.105 R)
• M9: 6,173,755 km (0.043 R)
• M10: 6,960,191 km (0.102 R)
• M11: 7,686,488 km (0.084 R)
• M12: 10,516,730 km (0.073 R)
• M13: 11,028,355 km (0.057 R)
• M14: 12,840,135 km (0.084 R)
• M15: 14,842,802 km (0.055 R)
• M16: 16,832,453 km (0.059 R)
• M17: 17,643,124 km (0.093 R)
• M18: 19,342,556 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.2

Radius: 8.6

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.77 AU - 4.05 AU

Year: 4066 Days

Day: 14.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 23,370,466 km

• M1: 107,262 km (0.102 R)
• M2: 517,758 km (0.064 R)
• M3: 828,772 km (0.086 R)
• M4: 1,169,706 km (0.119 R)
• M5: 1,901,688 km (0.119 R)
• M6: 2,734,200 km (0.113 R)
• M7: 3,504,181 km (0.089 R)
• M8: 4,610,756 km (0.087 R)
• M9: 5,750,093 km (0.084 R)
• M10: 6,123,190 km (0.092 R)
• M11: 6,771,398 km (0.082 R)
• M12: 9,240,810 km (0.118 R)
• M13: 9,941,227 km (0.118 R)
• M14: 10,285,153 km (0.112 R)
• M15: 12,651,043 km (0.05 R)
• M16: 15,459,294 km (0.036 R)
• M17: 15,869,492 km (0.037 R)
• M18: 17,198,669 km (0.107 R)
• M19: 17,528,383 km (0.111 R)
• M20: 17,862,435 km (0.09 R)
• M21: 18,889,723 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946

Radius: 8.8

Gravity: 12.22 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.9 AU - 4.36 AU

Year: 4466 Days

Day: 12.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,370,466 km

• M1: 109,506 km (0.108 R)
• M2: 385,065 km (0.105 R)
• M3: 714,330 km (0.093 R)
• M4: 1,008,589 km (0.091 R)
• M5: 1,595,910 km (0.074 R)
• M6: 3,993,964 km (0.106 R)
• M7: 4,788,478 km (0.102 R)
• M8: 5,864,536 km (0.072 R)
• M9: 6,330,832 km (0.107 R)
• M10: 9,125,171 km (0.115 R)
• M11: 10,010,641 km (0.106 R)
• M12: 10,407,225 km (0.031 R)
• M13: 11,660,256 km (0.088 R)
• M14: 13,114,946 km (0.104 R)
• M15: 13,590,069 km (0.055 R)
• M16: 16,563,327 km (0.091 R)
• M17: 21,649,804 km (0.032 R)
• M18: 22,313,719 km (0.107 R)
• M19: 23,219,834 km (0.101 R)
• M20: 24,465,984 km (0.078 R)
• M21: 25,510,925 km (0.09 R)
• M22: 25,838,245 km (0.116 R)
• M23: 26,334,611 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.2

Radius: 9.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.56 AU - 6.22 AU

Year: 9230 Days

Day: 10.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,370,466 km

• M1: 123,119 km (0.077 R)
• M2: 789,278 km (0.119 R)
• M3: 1,349,074 km (0.075 R)
• M4: 1,958,535 km (0.074 R)
• M5: 2,694,108 km (0.09 R)
• M6: 3,907,048 km (0.109 R)
• M7: 5,963,719 km (0.068 R)
• M8: 6,959,742 km (0.099 R)
• M9: 7,465,083 km (0.057 R)
• M10: 7,826,661 km (0.071 R)
• M11: 8,764,042 km (0.095 R)
• M12: 10,368,479 km (0.074 R)
• M13: 13,272,024 km (0.063 R)
• M14: 13,901,981 km (0.062 R)
• M15: 18,761,967 km (0.108 R)
• M16: 20,180,902 km (0.105 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 11,326 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit