🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.9

Radius: 10

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.07 AU - 1.11 AU

Year: 772 Days

Day: 13.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,040,219 km

• M1: 125,363 km (0.106 R)
• M2: 538,403 km (0.1 R)
• M3: 906,114 km (0.116 R)
• M4: 1,232,088 km (0.082 R)
• M5: 1,808,788 km (0.106 R)
• M6: 2,150,918 km (0.077 R)
• M7: 3,815,344 km (0.025 R)
• M8: 4,339,984 km (0.09 R)
• M9: 5,174,590 km (0.069 R)
• M10: 5,639,092 km (0.102 R)
• M11: 6,417,001 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.9

Radius: 11.1

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.73 AU - 2.49 AU

Year: 2079 Days

Day: 7.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,040,219 km

• M1: 143,315 km (0.032 R)
• M2: 607,517 km (0.111 R)
• M3: 1,567,786 km (0.076 R)
• M4: 3,380,164 km (0.109 R)
• M5: 6,014,582 km (0.107 R)
• M6: 6,706,622 km (0.079 R)
• M7: 7,288,408 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.7

Radius: 10.4

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.27 AU - 2.51 AU

Year: 2506 Days

Day: 8.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,040,219 km

• M1: 129,402 km (0.11 R)
• M2: 804,687 km (0.086 R)
• M3: 2,289,446 km (0.085 R)
• M4: 3,044,017 km (0.052 R)
• M5: 3,391,833 km (0.097 R)
• M6: 4,230,478 km (0.056 R)
• M7: 4,632,298 km (0.113 R)
• M8: 5,165,914 km (0.077 R)
• M9: 6,315,274 km (0.078 R)
• M10: 8,006,179 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.3

Radius: 8.6

Gravity: 11.12 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.88 AU - 2.9 AU

Year: 3332 Days

Day: 11.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 61,040,219 km

• M1: 106,962 km (0.093 R)
• M2: 448,195 km (0.09 R)
• M3: 798,703 km (0.052 R)
• M4: 1,116,748 km (0.106 R)
• M5: 1,667,119 km (0.089 R)
• M6: 3,398,116 km (0.118 R)
• M7: 6,648,578 km (0.094 R)
• M8: 7,147,487 km (0.057 R)
• M9: 8,576,745 km (0.12 R)
• M10: 8,869,209 km (0.065 R)
• M11: 10,850,782 km (0.11 R)
• M12: 16,160,160 km (0.071 R)
• M13: 22,150,658 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.8

Radius: 10.2

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.62 AU - 3.32 AU

Year: 3472 Days

Day: 10.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,040,219 km

• M1: 128,804 km (0.034 R)
• M2: 473,028 km (0.04 R)
• M3: 867,668 km (0.113 R)
• M4: 1,184,965 km (0.1 R)
• M5: 1,729,651 km (0.077 R)
• M6: 3,434,618 km (0.062 R)
• M7: 3,809,211 km (0.111 R)
• M8: 5,859,150 km (0.086 R)
• M9: 6,996,842 km (0.08 R)
• M10: 7,933,773 km (0.112 R)
• M11: 9,512,480 km (0.115 R)
• M12: 10,095,612 km (0.111 R)
• M13: 11,944,642 km (0.056 R)
• M14: 13,280,401 km (0.088 R)
• M15: 13,665,915 km (0.118 R)
• M16: 14,358,404 km (0.08 R)
• M17: 14,815,724 km (0.054 R)
• M18: 17,364,423 km (0.099 R)
• M19: 18,532,633 km (0.102 R)
• M20: 21,025,083 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537

Radius: 11.1

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.63 AU - 5.21 AU

Year: 6303 Days

Day: 9.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,040,219 km

• M1: 138,079 km (0.077 R)
• M2: 596,596 km (0.102 R)
• M3: 1,083,238 km (0.054 R)
• M4: 2,552,140 km (0.048 R)
• M5: 3,369,842 km (0.061 R)
• M6: 4,230,777 km (0.052 R)
• M7: 5,346,329 km (0.114 R)
• M8: 6,160,889 km (0.116 R)
• M9: 6,715,000 km (0.098 R)
• M10: 9,481,363 km (0.087 R)
• M11: 11,716,954 km (0.066 R)
• M12: 12,620,226 km (0.089 R)
• M13: 13,407,709 km (0.1 R)
• M14: 14,907,577 km (0.071 R)
• M15: 15,967,778 km (0.081 R)
• M16: 16,889,151 km (0.115 R)
• M17: 18,502,863 km (0.086 R)
• M18: 19,244,569 km (0.099 R)
• M19: 26,412,850 km (0.113 R)
• M20: 27,613,523 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.5

Radius: 4.7

Gravity: 21.39 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.31 AU - 8.87 AU

Year: 14183 Days

Day: 22.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 61,040,219 km

• M1: 58,642 km (0.098 R)
• M2: 204,949 km (0.058 R)
• M3: 733,927 km (0.1 R)
• M4: 997,070 km (0.073 R)
• M5: 1,588,580 km (0.108 R)
• M6: 2,785,512 km (0.097 R)
• M7: 3,820,430 km (0.117 R)
• M8: 4,393,839 km (0.119 R)
• M9: 4,607,465 km (0.095 R)
• M10: 4,828,122 km (0.033 R)
• M11: 5,324,637 km (0.105 R)
• M12: 6,496,437 km (0.081 R)
• M13: 7,226,026 km (0.11 R)
• M14: 7,567,259 km (0.108 R)
• M15: 7,741,989 km (0.088 R)
• M16: 10,640,448 km (0.099 R)
• M17: 10,915,109 km (0.054 R)
• M18: 11,884,204 km (0.12 R)
• M19: 12,120,419 km (0.084 R)
• M20: 12,663,011 km (0.036 R)
• M21: 13,096,246 km (0.104 R)
• M22: 14,589,233 km (0.046 R)
• M23: 18,375,705 km (0.09 R)
• M24: 20,409,189 km (0.116 R)
• M25: 22,140,186 km (0.07 R)
• M26: 22,318,506 km (0.076 R)
• M27: 26,891,264 km (0.059 R)
• M28: 31,037,070 km (0.099 R)
• M29: 32,393,624 km (0.054 R)
• M30: 35,467,561 km (0.098 R)
• M31: 38,989,095 km (0.084 R)
• M32: 40,834,384 km (0.03 R)
• M33: 43,990,750 km (0.067 R)
• M34: 45,268,764 km (0.07 R)
• M35: 49,707,932 km (0.097 R)
• M36: 50,320,834 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.1

Radius: 3

Gravity: 58.9 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 7.18 AU - 9.5 AU

Year: 16336 Days

Day: 17.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 61,040,219 km

• M1: 37,699 km (0.109 R)
• M2: 247,285 km (0.109 R)
• M3: 475,871 km (0.065 R)
• M4: 967,749 km (0.096 R)
• M5: 1,072,766 km (0.117 R)
• M6: 1,224,758 km (0.114 R)
• M7: 1,603,390 km (0.061 R)
• M8: 2,189,963 km (0.119 R)
• M9: 3,573,145 km (0.071 R)
• M10: 4,030,017 km (0.093 R)
• M11: 5,376,847 km (0.072 R)
• M12: 6,013,834 km (0.085 R)
• M13: 6,170,763 km (0.113 R)
• M14: 6,452,007 km (0.119 R)
• M15: 7,391,481 km (0.039 R)
• M16: 7,571,597 km (0.103 R)
• M17: 8,273,061 km (0.098 R)
• M18: 8,418,321 km (0.074 R)
• M19: 8,714,226 km (0.086 R)
• M20: 10,466,017 km (0.033 R)
• M21: 12,629,800 km (0.119 R)
• M22: 13,346,075 km (0.082 R)
• M23: 13,546,087 km (0.087 R)
• M24: 15,436,705 km (0.107 R)
• M25: 16,636,031 km (0.061 R)
• M26: 20,782,435 km (0.071 R)
• M27: 24,259,389 km (0.096 R)
• M28: 24,557,238 km (0.1 R)
• M29: 30,000,058 km (0.087 R)
• M30: 30,573,317 km (0.071 R)
• M31: 31,623,494 km (0.091 R)
• M32: 31,978,789 km (0.119 R)
• M33: 32,577,031 km (0.117 R)
• M34: 32,939,357 km (0.098 R)
• M35: 35,170,759 km (0.083 R)
• M36: 36,712,963 km (0.104 R)
• M37: 37,368,651 km (0.071 R)
• M38: 39,519,270 km (0.107 R)
• M39: 41,185,341 km (0.113 R)
• M40: 41,750,971 km (0.045 R)
• M41: 44,954,609 km (0.115 R)
• M42: 45,403,851 km (0.062 R)
• M43: 47,076,356 km (0.047 R)
• M44: 50,061,282 km (0.084 R)
• M45: 58,335,989 km (0.12 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: 429 - 19,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit