🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.1

Radius: 11.7

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.6 AU - 0.66 AU

Year: 351 Days

Day: 7.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,384,562 km

• M1: 145,559 km (0.076 R)
• M2: 602,281 km (0.091 R)
• M3: 1,034,020 km (0.11 R)
• M4: 1,705,117 km (0.111 R)
• M5: 2,090,181 km (0.052 R)
• M6: 2,572,186 km (0.115 R)
• M7: 2,965,778 km (0.052 R)
• M8: 3,341,867 km (0.032 R)
• M9: 3,737,553 km (0.118 R)
• M10: 4,218,361 km (0.115 R)
• M11: 4,784,589 km (0.068 R)
• M12: 5,289,482 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196

Radius: 12.9

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.81 AU - 1.91 AU

Year: 1783 Days

Day: 11.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 87,384,562 km

• M1: 161,715 km (0.094 R)
• M2: 568,322 km (0.079 R)
• M3: 1,256,173 km (0.057 R)
• M4: 1,889,571 km (0.119 R)
• M5: 3,729,176 km (0.042 R)
• M6: 4,603,126 km (0.108 R)
• M7: 5,648,965 km (0.116 R)
• M8: 6,961,986 km (0.111 R)
• M9: 8,312,256 km (0.04 R)
• M10: 8,926,056 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.7

Radius: 14.7

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.7 AU - 3.66 AU

Year: 3986 Days

Day: 13.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 87,384,562 km

• M1: 191,635 km (0.093 R)
• M2: 762,949 km (0.102 R)
• M3: 1,567,935 km (0.089 R)
• M4: 2,743,924 km (0.092 R)
• M5: 3,352,937 km (0.12 R)
• M6: 3,991,570 km (0.079 R)
• M7: 5,054,613 km (0.084 R)
• M8: 7,367,695 km (0.116 R)
• M9: 8,090,851 km (0.12 R)
• M10: 8,723,650 km (0.096 R)
• M11: 10,822,658 km (0.093 R)
• M12: 11,304,513 km (0.062 R)
• M13: 16,362,118 km (0.078 R)
• M14: 17,051,614 km (0.115 R)
• M15: 18,206,510 km (0.086 R)
• M16: 19,354,075 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.6

Radius: 3.7

Gravity: 65.86 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.51 AU - 6.65 AU

Year: 11864 Days

Day: 22.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 87,384,562 km

• M1: 46,076 km (0.06 R)
• M2: 345,272 km (0.114 R)
• M3: 771,177 km (0.118 R)
• M4: 1,153,250 km (0.111 R)
• M5: 1,540,858 km (0.027 R)
• M6: 1,682,378 km (0.073 R)
• M7: 1,867,131 km (0.094 R)
• M8: 2,503,820 km (0.078 R)
• M9: 2,906,537 km (0.071 R)
• M10: 3,198,103 km (0.088 R)
• M11: 3,953,872 km (0.026 R)
• M12: 4,220,156 km (0.048 R)
• M13: 5,660,634 km (0.04 R)
• M14: 5,809,334 km (0.093 R)
• M15: 5,960,578 km (0.106 R)
• M16: 6,271,143 km (0.111 R)
• M17: 6,798,625 km (0.052 R)
• M18: 8,034,303 km (0.112 R)
• M19: 8,754,318 km (0.115 R)
• M20: 9,003,548 km (0.058 R)
• M21: 9,155,390 km (0.101 R)
• M22: 10,940,092 km (0.103 R)
• M23: 16,052,300 km (0.114 R)
• M24: 17,035,158 km (0.084 R)
• M25: 18,461,125 km (0.099 R)
• M26: 22,278,115 km (0.113 R)
• M27: 27,111,622 km (0.099 R)
• M28: 33,925,506 km (0.109 R)
• M29: 36,942,745 km (0.086 R)
• M30: 39,319,556 km (0.055 R)
• M31: 39,589,880 km (0.06 R)
• M32: 41,376,677 km (0.038 R)
• M33: 45,110,041 km (0.077 R)
• M34: 48,284,508 km (0.107 R)
• M35: 49,532,005 km (0.105 R)
• M36: 51,282,150 km (0.101 R)
• M37: 55,922,227 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.3

Radius: 3.1

Gravity: 89 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.74 AU - 11.14 AU

Year: 22029 Days

Day: 18.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 87,384,562 km

• M1: 38,596 km (0.118 R)
• M2: 167,998 km (0.119 R)
• M3: 460,163 km (0.113 R)
• M4: 618,886 km (0.066 R)
• M5: 824,583 km (0.108 R)
• M6: 1,157,738 km (0.086 R)
• M7: 1,419,833 km (0.051 R)
• M8: 1,682,527 km (0.096 R)
• M9: 2,018,225 km (0.108 R)
• M10: 2,847,446 km (0.104 R)
• M11: 3,783,480 km (0.102 R)
• M12: 4,147,751 km (0.103 R)
• M13: 5,421,726 km (0.081 R)
• M14: 7,178,753 km (0.047 R)
• M15: 7,529,859 km (0.091 R)
• M16: 9,223,307 km (0.091 R)
• M17: 9,458,774 km (0.107 R)
• M18: 12,108,751 km (0.112 R)
• M19: 13,945,813 km (0.113 R)
• M20: 14,412,857 km (0.109 R)
• M21: 16,471,174 km (0.08 R)
• M22: 17,080,786 km (0.095 R)
• M23: 18,811,184 km (0.062 R)
• M24: 19,285,110 km (0.047 R)
• M25: 20,554,897 km (0.076 R)
• M26: 23,695,405 km (0.105 R)
• M27: 29,360,826 km (0.1 R)
• M28: 30,775,274 km (0.076 R)
• M29: 35,720,980 km (0.102 R)
• M30: 39,914,956 km (0.058 R)
• M31: 41,170,680 km (0.105 R)
• M32: 45,095,979 km (0.116 R)
• M33: 47,846,785 km (0.108 R)
• M34: 48,906,536 km (0.115 R)
• M35: 49,801,580 km (0.112 R)
• M36: 55,016,113 km (0.089 R)
• M37: 60,377,850 km (0.117 R)
• M38: 60,788,197 km (0.106 R)
• M39: 61,822,517 km (0.113 R)
• M40: 73,283,509 km (0.083 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 18,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit