🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.52 AU - 0.58 AU

Year: 181 Days

Day: 17.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 60,772,040 km

• M1: 216,767 km (0.038 R)
• M2: 301,889 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.65 AU - 2.55 AU

Year: 1348 Days

Day: 44.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.7

Radius: 12.9

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.13 AU - 3.25 AU

Year: 1954 Days

Day: 6.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,772,040 km

• M1: 160,369 km (0.085 R)
• M2: 660,026 km (0.08 R)
• M3: 1,132,157 km (0.118 R)
• M4: 1,705,416 km (0.117 R)
• M5: 2,320,413 km (0.065 R)
• M6: 2,754,994 km (0.119 R)
• M7: 3,626,402 km (0.106 R)
• M8: 5,210,494 km (0.076 R)
• M9: 5,938,886 km (0.098 R)
• M10: 6,569,740 km (0.112 R)
• M11: 7,934,821 km (0.092 R)
• M12: 8,440,312 km (0.108 R)
• M13: 9,621,537 km (0.047 R)
• M14: 12,946,200 km (0.077 R)
• M15: 16,407,894 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.2

Radius: 13.9

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.1 AU - 6.12 AU

Year: 6690 Days

Day: 13.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,772,040 km

• M1: 243,994 km (0.033 R)
• M2: 686,505 km (0.105 R)
• M3: 1,145,172 km (0.119 R)
• M4: 1,584,690 km (0.09 R)
• M5: 2,059,963 km (0.076 R)
• M6: 3,920,661 km (0.119 R)
• M7: 5,041,149 km (0.085 R)
• M8: 5,596,456 km (0.106 R)
• M9: 8,364,615 km (0.069 R)
• M10: 10,505,810 km (0.11 R)
• M11: 10,954,304 km (0.107 R)
• M12: 11,836,483 km (0.062 R)
• M13: 12,598,085 km (0.108 R)
• M14: 13,683,717 km (0.094 R)
• M15: 14,830,834 km (0.095 R)
• M16: 16,838,886 km (0.05 R)
• M17: 20,994,416 km (0.114 R)
• M18: 21,627,663 km (0.056 R)
• M19: 24,202,991 km (0.064 R)
• M20: 24,899,518 km (0.068 R)
• M21: 25,341,580 km (0.093 R)
• M22: 30,155,191 km (0.103 R)
• M23: 31,165,724 km (0.089 R)
• M24: 36,333,284 km (0.11 R)
• M25: 37,362,068 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.8

Radius: 11

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.05 AU - 6.65 AU

Year: 7088 Days

Day: 14.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,772,040 km

• M1: 136,882 km (0.09 R)
• M2: 498,311 km (0.118 R)
• M3: 1,221,317 km (0.112 R)
• M4: 1,674,150 km (0.108 R)
• M5: 2,289,147 km (0.064 R)
• M6: 2,885,145 km (0.096 R)
• M7: 3,330,497 km (0.084 R)
• M8: 4,387,706 km (0.086 R)
• M9: 5,008,836 km (0.099 R)
• M10: 6,049,588 km (0.088 R)
• M11: 6,497,185 km (0.092 R)
• M12: 9,526,243 km (0.104 R)
• M13: 14,212,247 km (0.077 R)
• M14: 14,881,398 km (0.12 R)
• M15: 16,021,633 km (0.109 R)
• M16: 16,480,449 km (0.114 R)
• M17: 17,979,869 km (0.118 R)
• M18: 21,722,508 km (0.104 R)
• M19: 26,406,418 km (0.034 R)
• M20: 26,863,140 km (0.04 R)
• M21: 28,455,011 km (0.036 R)
• M22: 35,454,546 km (0.084 R)
• M23: 37,828,365 km (0.055 R)
• M24: 40,065,751 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.1

Radius: 8.3

Gravity: 6.48 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.89 AU - 6.91 AU

Year: 7171 Days

Day: 12.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,772,040 km

• M1: 105,018 km (0.028 R)
• M2: 423,960 km (0.107 R)
• M3: 831,615 km (0.056 R)
• M4: 1,784,104 km (0.099 R)
• M5: 3,842,421 km (0.077 R)
• M6: 6,248,703 km (0.118 R)
• M7: 6,849,488 km (0.113 R)
• M8: 8,361,474 km (0.085 R)
• M9: 10,816,076 km (0.04 R)
• M10: 12,592,850 km (0.115 R)
• M11: 16,340,575 km (0.105 R)
• M12: 19,631,729 km (0.12 R)
• M13: 22,334,214 km (0.064 R)
• M14: 28,286,115 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.8

Radius: 5.3

Gravity: 16.94 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 10.23 AU - 10.65 AU

Year: 14941 Days

Day: 23.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 60,772,040 km

• M1: 66,421 km (0.095 R)
• M2: 249,230 km (0.038 R)
• M3: 564,582 km (0.107 R)
• M4: 749,037 km (0.08 R)
• M5: 1,028,635 km (0.12 R)
• M6: 1,881,792 km (0.075 R)
• M7: 2,149,273 km (0.026 R)
• M8: 2,321,609 km (0.108 R)
• M9: 2,964,880 km (0.08 R)
• M10: 3,203,638 km (0.081 R)
• M11: 3,533,203 km (0.075 R)
• M12: 4,055,299 km (0.116 R)
• M13: 4,722,206 km (0.109 R)
• M14: 6,042,258 km (0.091 R)
• M15: 6,505,862 km (0.097 R)
• M16: 7,768,019 km (0.12 R)
• M17: 10,600,655 km (0.077 R)
• M18: 11,389,035 km (0.07 R)
• M19: 12,459,109 km (0.094 R)
• M20: 12,830,261 km (0.118 R)
• M21: 14,187,563 km (0.062 R)
• M22: 18,269,939 km (0.117 R)
• M23: 19,154,511 km (0.096 R)
• M24: 24,777,447 km (0.051 R)
• M25: 26,060,547 km (0.111 R)
• M26: 26,974,291 km (0.088 R)
• M27: 28,651,134 km (0.113 R)
• M28: 31,980,584 km (0.12 R)
• M29: 34,217,222 km (0.088 R)
• M30: 34,944,716 km (0.096 R)
• M31: 38,476,423 km (0.025 R)
• M32: 39,131,063 km (0.072 R)
• M33: 43,357,053 km (0.116 R)
• M34: 43,923,431 km (0.078 R)
• M35: 46,682,016 km (0.106 R)
• M36: 48,939,597 km (0.104 R)
• M37: 52,380,946 km (0.061 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.6

Radius: 3.1

Gravity: 98.29 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.83 AU - 12.09 AU

Year: 16071 Days

Day: 19.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,772,040 km

• M1: 40,391 km (0.06 R)
• M2: 285,433 km (0.058 R)
• M3: 687,552 km (0.075 R)
• M4: 2,435,902 km (0.107 R)
• M5: 2,990,910 km (0.08 R)
• M6: 3,927,692 km (0.091 R)
• M7: 6,060,808 km (0.119 R)
• M8: 9,020,303 km (0.099 R)
• M9: 9,461,018 km (0.097 R)
• M10: 10,930,817 km (0.084 R)
• M11: 13,516,616 km (0.101 R)
• M12: 19,946,034 km (0.115 R)
• M13: 20,130,937 km (0.076 R)
• M14: 20,598,131 km (0.072 R)
• M15: 23,968,870 km (0.091 R)
• M16: 27,574,628 km (0.093 R)
• M17: 33,050,957 km (0.053 R)
• M18: 34,359,190 km (0.067 R)
• M19: 37,078,131 km (0.083 R)
• M20: 37,779,596 km (0.109 R)
• M21: 44,495,792 km (0.061 R)
• M22: 50,923,863 km (0.045 R)
• M23: 57,755,998 km (0.093 R)
• M24: 61,390,329 km (0.085 R)
• M25: 61,781,377 km (0.064 R)
• M26: 65,989,715 km (0.025 R)
• M27: 66,812,503 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.8

Radius: 4.7

Gravity: 18.28 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 10.82 AU - 11.96 AU

Year: 17026 Days

Day: 16 Hours

Environment

Temp: -214 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,772,040 km

• M1: 58,493 km (0.082 R)
• M2: 619,485 km (0.117 R)
• M3: 1,383,631 km (0.049 R)
• M4: 1,987,557 km (0.102 R)
• M5: 2,388,928 km (0.09 R)
• M6: 2,842,210 km (0.071 R)
• M7: 4,803,288 km (0.105 R)
• M8: 7,923,750 km (0.115 R)
• M9: 16,293,751 km (0.055 R)
• M10: 18,298,512 km (0.088 R)
• M11: 19,863,456 km (0.108 R)
• M12: 29,150,342 km (0.082 R)
• M13: 35,464,868 km (0.041 R)
• M14: 41,238,598 km (0.077 R)
• M15: 47,154,146 km (0.082 R)
• M16: 47,456,484 km (0.052 R)
• M17: 54,105,211 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.8

Radius: 5.6

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 11.17 AU - 12.83 AU

Year: 18412 Days

Day: 19.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 133.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,772,040 km

• M1: 69,713 km (0.113 R)
• M2: 454,030 km (0.103 R)
• M3: 1,519,765 km (0.048 R)
• M4: 2,476,593 km (0.04 R)
• M5: 2,739,735 km (0.031 R)
• M6: 4,132,043 km (0.089 R)
• M7: 4,566,924 km (0.102 R)
• M8: 5,311,323 km (0.097 R)
• M9: 6,331,879 km (0.067 R)
• M10: 6,699,292 km (0.08 R)
• M11: 7,432,022 km (0.085 R)
• M12: 8,604,870 km (0.081 R)
• M13: 9,209,544 km (0.102 R)
• M14: 9,842,044 km (0.077 R)
• M15: 10,059,260 km (0.107 R)
• M16: 13,050,619 km (0.08 R)
• M17: 16,663,258 km (0.088 R)
• M18: 17,442,065 km (0.114 R)
• M19: 17,840,593 km (0.08 R)
• M20: 23,393,965 km (0.096 R)
• M21: 37,217,108 km (0.094 R)
• M22: 51,622,934 km (0.119 R)
• M23: 57,552,694 km (0.095 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: 173 - 13,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit