🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.6

Radius: 11.2

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.68 AU - 0.7 AU

Year: 370 Days

Day: 9.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,682,547 km

• M1: 139,276 km (0.112 R)
• M2: 548,426 km (0.045 R)
• M3: 1,201,570 km (0.083 R)
• M4: 2,012,241 km (0.027 R)
• M5: 2,567,847 km (0.066 R)
• M6: 3,302,074 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.3

Radius: 10.7

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.93 AU - 1.03 AU

Year: 626 Days

Day: 11.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,682,547 km

• M1: 133,142 km (0.083 R)
• M2: 497,712 km (0.12 R)
• M3: 911,051 km (0.118 R)
• M4: 1,805,198 km (0.106 R)
• M5: 2,528,054 km (0.096 R)
• M6: 2,910,726 km (0.119 R)
• M7: 3,344,859 km (0.118 R)
• M8: 4,106,312 km (0.118 R)
• M9: 5,233,233 km (0.082 R)
• M10: 5,878,299 km (0.074 R)
• M11: 7,049,201 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.9

Radius: 9.6

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.78 AU - 3.62 AU

Year: 3696 Days

Day: 12.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,682,547 km

• M1: 119,379 km (0.108 R)
• M2: 446,400 km (0.084 R)
• M3: 1,291,478 km (0.078 R)
• M4: 1,941,332 km (0.063 R)
• M5: 2,301,563 km (0.115 R)
• M6: 2,826,053 km (0.096 R)
• M7: 3,158,161 km (0.102 R)
• M8: 3,807,266 km (0.047 R)
• M9: 4,844,877 km (0.034 R)
• M10: 5,782,706 km (0.102 R)
• M11: 6,164,180 km (0.026 R)
• M12: 8,108,504 km (0.078 R)
• M13: 9,254,423 km (0.083 R)
• M14: 10,617,260 km (0.109 R)
• M15: 14,602,248 km (0.099 R)
• M16: 16,543,879 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.5

Radius: 10.6

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.59 AU - 5.27 AU

Year: 7068 Days

Day: 9.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,682,547 km

• M1: 132,245 km (0.112 R)
• M2: 819,048 km (0.063 R)
• M3: 1,321,548 km (0.103 R)
• M4: 1,733,091 km (0.114 R)
• M5: 2,364,245 km (0.109 R)
• M6: 2,938,551 km (0.109 R)
• M7: 4,059,039 km (0.059 R)
• M8: 4,716,671 km (0.11 R)
• M9: 6,111,223 km (0.093 R)
• M10: 7,532,253 km (0.094 R)
• M11: 9,205,954 km (0.119 R)
• M12: 11,015,938 km (0.085 R)
• M13: 11,668,933 km (0.108 R)
• M14: 13,273,969 km (0.107 R)
• M15: 14,013,431 km (0.092 R)
• M16: 15,265,715 km (0.105 R)
• M17: 15,699,249 km (0.118 R)
• M18: 16,077,433 km (0.093 R)
• M19: 17,248,485 km (0.084 R)
• M20: 19,181,738 km (0.038 R)
• M21: 19,979,544 km (0.095 R)
• M22: 23,556,578 km (0.065 R)
• M23: 24,471,369 km (0.093 R)
• M24: 25,065,572 km (0.103 R)
• M25: 25,495,965 km (0.062 R)
• M26: 29,594,348 km (0.114 R)
• M27: 30,659,186 km (0.028 R)
• M28: 34,217,371 km (0.12 R)
• M29: 36,150,325 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.8

Radius: 6.9

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.72 AU - 10.3 AU

Year: 20449 Days

Day: 16.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,682,547 km

• M1: 86,019 km (0.064 R)
• M2: 467,942 km (0.087 R)
• M3: 1,754,783 km (0.119 R)
• M4: 2,303,508 km (0.041 R)
• M5: 3,633,134 km (0.103 R)
• M6: 4,763,795 km (0.108 R)
• M7: 5,144,671 km (0.081 R)
• M8: 9,343,883 km (0.045 R)
• M9: 9,589,672 km (0.082 R)
• M10: 10,300,861 km (0.069 R)
• M11: 11,714,261 km (0.055 R)
• M12: 12,115,782 km (0.072 R)
• M13: 15,943,842 km (0.084 R)
• M14: 17,380,281 km (0.099 R)
• M15: 31,331,778 km (0.102 R)
• M16: 47,570,777 km (0.114 R)
• M17: 48,006,854 km (0.093 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.5

Radius: 6

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 10.1 AU - 10.68 AU

Year: 21624 Days

Day: 21.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,682,547 km

• M1: 74,649 km (0.114 R)
• M2: 524,789 km (0.045 R)
• M3: 713,432 km (0.116 R)
• M4: 1,001,558 km (0.083 R)
• M5: 1,247,796 km (0.1 R)
• M6: 2,164,681 km (0.12 R)
• M7: 3,071,095 km (0.068 R)
• M8: 3,465,734 km (0.103 R)
• M9: 5,890,117 km (0.062 R)
• M10: 6,578,118 km (0.111 R)
• M11: 11,519,634 km (0.079 R)
• M12: 12,107,404 km (0.104 R)
• M13: 18,091,918 km (0.077 R)
• M14: 18,644,981 km (0.117 R)
• M15: 23,951,666 km (0.114 R)
• M16: 24,235,902 km (0.103 R)
• M17: 28,667,739 km (0.077 R)
• M18: 33,610,752 km (0.047 R)
• M19: 34,566,533 km (0.115 R)
• M20: 38,312,613 km (0.093 R)
• M21: 48,086,889 km (0.066 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 18,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit