🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.8

Radius: 8.3

Gravity: 11.12 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.58 AU - 0.62 AU

Year: 310 Days

Day: 13.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,653,300 km

• M1: 103,223 km (0.075 R)
• M2: 504,294 km (0.117 R)
• M3: 798,553 km (0.091 R)
• M4: 1,085,033 km (0.05 R)
• M5: 1,765,554 km (0.065 R)
• M6: 2,526,858 km (0.079 R)
• M7: 3,159,657 km (0.096 R)
• M8: 3,641,362 km (0.086 R)
• M9: 3,931,133 km (0.03 R)
• M10: 4,328,016 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.6

Radius: 9.3

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.48 AU - 0.78 AU

Year: 333 Days

Day: 14.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,653,300 km

• M1: 116,387 km (0.095 R)
• M2: 498,161 km (0.038 R)
• M3: 986,748 km (0.085 R)
• M4: 1,313,769 km (0.037 R)
• M5: 1,906,176 km (0.041 R)
• M6: 2,268,502 km (0.075 R)
• M7: 2,829,943 km (0.116 R)
• M8: 3,196,906 km (0.054 R)
• M9: 3,549,509 km (0.082 R)
• M10: 3,903,607 km (0.072 R)
• M11: 4,294,356 km (0.11 R)
• M12: 4,587,269 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.9

Radius: 14

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.5 AU - 0.82 AU

Year: 358 Days

Day: 8.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 69,653,300 km

• M1: 174,132 km (0.087 R)
• M2: 611,556 km (0.052 R)
• M3: 1,083,986 km (0.116 R)
• M4: 1,529,638 km (0.072 R)
• M5: 1,989,203 km (0.111 R)
• M6: 2,439,193 km (0.086 R)
• M7: 2,919,253 km (0.057 R)
• M8: 3,419,359 km (0.076 R)
• M9: 3,964,942 km (0.082 R)

Asteroid Belt

Center: 1.1 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829

Radius: 8.8

Gravity: 10.71 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.33 AU - 1.75 AU

Year: 1274 Days

Day: 11.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,653,300 km

• M1: 109,506 km (0.098 R)
• M2: 462,706 km (0.03 R)
• M3: 785,838 km (0.102 R)
• M4: 1,254,977 km (0.046 R)
• M5: 2,095,717 km (0.114 R)
• M6: 3,063,914 km (0.055 R)
• M7: 3,503,433 km (0.099 R)
• M8: 3,915,575 km (0.101 R)
• M9: 4,415,232 km (0.085 R)
• M10: 5,328,078 km (0.09 R)
• M11: 6,361,649 km (0.103 R)
• M12: 6,800,420 km (0.12 R)
• M13: 7,470,020 km (0.116 R)
• M14: 8,497,608 km (0.119 R)
• M15: 10,593,773 km (0.091 R)
• M16: 11,707,529 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 12.7

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.93 AU - 4.17 AU

Year: 4460 Days

Day: 5.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,653,300 km

• M1: 160,818 km (0.08 R)
• M2: 655,388 km (0.057 R)
• M3: 1,425,219 km (0.115 R)
• M4: 1,900,491 km (0.079 R)
• M5: 2,420,344 km (0.117 R)
• M6: 2,893,223 km (0.116 R)
• M7: 3,586,609 km (0.067 R)
• M8: 6,377,806 km (0.065 R)
• M9: 7,555,141 km (0.033 R)
• M10: 10,546,949 km (0.051 R)
• M11: 11,504,076 km (0.084 R)
• M12: 12,376,531 km (0.098 R)
• M13: 15,477,396 km (0.067 R)
• M14: 21,694,534 km (0.057 R)
• M15: 22,811,880 km (0.116 R)
• M16: 23,820,619 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.2

Radius: 3.1

Gravity: 43.73 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.25 AU - 11.55 AU

Year: 22366 Days

Day: 22.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,653,300 km

• M1: 38,895 km (0.097 R)
• M2: 259,702 km (0.065 R)
• M3: 356,941 km (0.069 R)
• M4: 546,780 km (0.059 R)
• M5: 683,213 km (0.076 R)
• M6: 1,393,654 km (0.05 R)
• M7: 1,566,738 km (0.093 R)
• M8: 2,256,085 km (0.073 R)
• M9: 2,586,098 km (0.068 R)
• M10: 4,942,564 km (0.025 R)
• M11: 5,270,183 km (0.114 R)
• M12: 5,651,060 km (0.03 R)
• M13: 7,833,992 km (0.11 R)
• M14: 9,003,997 km (0.06 R)
• M15: 9,491,985 km (0.059 R)
• M16: 9,770,536 km (0.103 R)
• M17: 11,245,721 km (0.114 R)
• M18: 14,702,479 km (0.065 R)
• M19: 17,198,070 km (0.098 R)
• M20: 17,611,858 km (0.096 R)
• M21: 18,032,228 km (0.054 R)
• M22: 19,244,868 km (0.105 R)
• M23: 24,224,682 km (0.112 R)
• M24: 24,954,421 km (0.084 R)
• M25: 27,008,699 km (0.107 R)
• M26: 28,592,641 km (0.04 R)
• M27: 29,879,632 km (0.12 R)
• M28: 37,034,748 km (0.052 R)
• M29: 38,844,733 km (0.1 R)
• M30: 40,276,534 km (0.104 R)
• M31: 41,446,988 km (0.104 R)
• M32: 41,594,940 km (0.092 R)
• M33: 51,296,960 km (0.118 R)
• M34: 55,853,263 km (0.042 R)
• M35: 66,973,471 km (0.104 R)
• M36: 68,821,304 km (0.052 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: 523 - 14,104 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit