🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.48 AU - 0.76 AU

Year: 320 Days

Day: 39.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.7

Radius: 9.5

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.9 AU - 1.38 AU

Year: 798 Days

Day: 9.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,711,429 km

• M1: 118,182 km (0.054 R)
• M2: 566,527 km (0.089 R)
• M3: 1,299,407 km (0.098 R)
• M4: 1,676,095 km (0.109 R)
• M5: 2,116,660 km (0.097 R)
• M6: 2,727,169 km (0.119 R)
• M7: 3,315,837 km (0.089 R)
• M8: 5,376,398 km (0.094 R)
• M9: 6,043,156 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.1

Radius: 8.8

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.61 AU - 1.71 AU

Year: 1403 Days

Day: 10.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,711,429 km

• M1: 109,506 km (0.099 R)
• M2: 411,095 km (0.108 R)
• M3: 690,245 km (0.059 R)
• M4: 1,268,141 km (0.074 R)
• M5: 1,771,239 km (0.064 R)
• M6: 2,217,489 km (0.064 R)
• M7: 2,724,476 km (0.117 R)
• M8: 3,659,463 km (0.043 R)
• M9: 6,423,733 km (0.098 R)
• M10: 6,975,001 km (0.063 R)
• M11: 7,274,944 km (0.112 R)
• M12: 7,900,712 km (0.111 R)
• M13: 8,533,511 km (0.11 R)
• M14: 9,140,579 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.3

Radius: 10.7

Gravity: 6.43 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.51 AU - 3.97 AU

Year: 3826 Days

Day: 6.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 24,711,429 km

• M1: 134,189 km (0.027 R)
• M2: 488,886 km (0.098 R)
• M3: 1,033,272 km (0.115 R)
• M4: 1,793,080 km (0.109 R)
• M5: 2,311,138 km (0.073 R)
• M6: 2,738,239 km (0.048 R)
• M7: 4,009,223 km (0.081 R)
• M8: 4,534,012 km (0.065 R)
• M9: 5,721,520 km (0.039 R)
• M10: 6,063,052 km (0.068 R)
• M11: 6,509,003 km (0.095 R)
• M12: 7,170,226 km (0.078 R)
• M13: 8,085,615 km (0.106 R)
• M14: 9,661,928 km (0.067 R)
• M15: 10,106,683 km (0.098 R)
• M16: 10,692,358 km (0.081 R)
• M17: 11,168,229 km (0.093 R)
• M18: 12,633,839 km (0.114 R)
• M19: 17,026,781 km (0.082 R)
• M20: 17,438,325 km (0.05 R)
• M21: 21,379,032 km (0.102 R)
• M22: 22,414,698 km (0.074 R)
• M23: 23,701,239 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.1

Radius: 14.3

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.24 AU - 3.44 AU

Year: 4004 Days

Day: 7.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,711,429 km

• M1: 177,872 km (0.109 R)
• M2: 707,000 km (0.078 R)
• M3: 1,180,776 km (0.117 R)
• M4: 1,654,104 km (0.12 R)
• M5: 2,596,271 km (0.081 R)
• M6: 3,457,207 km (0.081 R)
• M7: 3,976,162 km (0.101 R)
• M8: 4,524,288 km (0.095 R)
• M9: 6,808,049 km (0.074 R)
• M10: 7,401,953 km (0.063 R)
• M11: 8,874,594 km (0.102 R)
• M12: 9,622,883 km (0.113 R)
• M13: 11,075,628 km (0.119 R)
• M14: 12,809,766 km (0.027 R)
• M15: 14,413,306 km (0.097 R)
• M16: 17,782,400 km (0.071 R)
• M17: 19,155,858 km (0.067 R)
• M18: 19,649,830 km (0.057 R)
• M19: 20,922,160 km (0.104 R)
• M20: 23,001,720 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.3

Radius: 14.9

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.46 AU - 5 AU

Year: 6748 Days

Day: 9.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,711,429 km

• M1: 185,352 km (0.101 R)
• M2: 805,734 km (0.12 R)
• M3: 1,706,313 km (0.116 R)
• M4: 2,240,527 km (0.068 R)
• M5: 3,038,632 km (0.026 R)
• M6: 3,904,355 km (0.092 R)
• M7: 5,121,483 km (0.12 R)
• M8: 5,638,793 km (0.067 R)
• M9: 7,992,416 km (0.111 R)
• M10: 9,946,314 km (0.057 R)
• M11: 10,526,454 km (0.094 R)
• M12: 12,763,242 km (0.087 R)
• M13: 14,665,977 km (0.054 R)
• M14: 18,490,596 km (0.089 R)
• M15: 20,848,258 km (0.107 R)
• M16: 21,431,092 km (0.071 R)
• M17: 22,552,926 km (0.086 R)
• M18: 23,556,578 km (0.078 R)
• M19: 24,188,929 km (0.098 R)
• M20: 25,986,497 km (0.048 R)
• M21: 31,150,615 km (0.101 R)
• M22: 32,589,896 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.1

Radius: 4.5

Gravity: 28.89 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.98 AU - 6.92 AU

Year: 9521 Days

Day: 19.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 24,711,429 km

• M1: 56,099 km (0.094 R)
• M2: 334,351 km (0.057 R)
• M3: 1,062,893 km (0.12 R)
• M4: 1,219,223 km (0.084 R)
• M5: 1,496,428 km (0.072 R)
• M6: 3,266,470 km (0.076 R)
• M7: 3,749,820 km (0.097 R)
• M8: 4,142,365 km (0.099 R)
• M9: 8,500,600 km (0.092 R)
• M10: 9,551,226 km (0.114 R)
• M11: 12,579,535 km (0.072 R)
• M12: 13,041,942 km (0.119 R)
• M13: 13,277,260 km (0.074 R)
• M14: 15,922,749 km (0.032 R)
• M15: 18,086,831 km (0.064 R)
• M16: 19,049,942 km (0.064 R)
• M17: 20,677,118 km (0.093 R)
• M18: 20,916,924 km (0.065 R)
• M19: 24,028,709 km (0.057 R)
• M20: 24,471,519 km (0.065 R)
• M21: 25,282,339 km (0.11 R)
• M22: 27,147,825 km (0.076 R)
• M23: 31,571,135 km (0.04 R)
• M24: 32,531,403 km (0.102 R)
• M25: 32,747,423 km (0.073 R)
• M26: 33,731,477 km (0.08 R)
• M27: 34,175,035 km (0.102 R)
• M28: 35,301,058 km (0.047 R)
• M29: 36,451,466 km (0.099 R)
• M30: 36,918,511 km (0.039 R)
• M31: 39,436,542 km (0.08 R)
• M32: 42,451,687 km (0.061 R)
• M33: 42,838,996 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.8

Radius: 4.4

Gravity: 28.97 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.05 AU - 8.83 AU

Year: 14677 Days

Day: 24 Hours

Environment

Temp: -218 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 24,711,429 km

• M1: 55,052 km (0.106 R)
• M2: 238,459 km (0.079 R)
• M3: 397,781 km (0.108 R)
• M4: 553,213 km (0.071 R)
• M5: 786,586 km (0.076 R)
• M6: 1,436,738 km (0.106 R)
• M7: 1,632,562 km (0.1 R)
• M8: 2,687,227 km (0.093 R)
• M9: 2,868,090 km (0.052 R)
• M10: 3,729,924 km (0.05 R)
• M11: 4,013,112 km (0.074 R)
• M12: 4,496,164 km (0.039 R)
• M13: 5,153,198 km (0.116 R)
• M14: 5,576,859 km (0.027 R)
• M15: 6,138,599 km (0.054 R)
• M16: 6,573,929 km (0.061 R)
• M17: 7,417,810 km (0.074 R)
• M18: 7,774,751 km (0.107 R)
• M19: 8,668,299 km (0.103 R)
• M20: 9,628,269 km (0.091 R)
• M21: 11,460,543 km (0.117 R)
• M22: 12,303,527 km (0.047 R)
• M23: 16,688,390 km (0.084 R)
• M24: 21,202,955 km (0.11 R)
• M25: 21,559,896 km (0.098 R)
• M26: 21,830,219 km (0.106 R)
• M27: 23,310,191 km (0.038 R)
• M28: 25,754,470 km (0.115 R)
• M29: 26,365,578 km (0.114 R)
• M30: 30,802,202 km (0.081 R)
• M31: 32,189,123 km (0.117 R)
• M32: 42,373,148 km (0.03 R)
• M33: 43,224,210 km (0.106 R)
• M34: 43,510,391 km (0.04 R)
• M35: 45,254,253 km (0.073 R)
• M36: 49,816,689 km (0.117 R)
• M37: 53,515,197 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 37.1

Radius: 6.2

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.23 AU - 10.69 AU

Year: 17594 Days

Day: 19.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,711,429 km

• M1: 77,342 km (0.105 R)
• M2: 281,693 km (0.111 R)
• M3: 540,348 km (0.086 R)
• M4: 1,187,807 km (0.114 R)
• M5: 2,057,569 km (0.074 R)
• M6: 2,383,842 km (0.117 R)
• M7: 2,919,402 km (0.101 R)
• M8: 3,431,027 km (0.029 R)
• M9: 3,847,208 km (0.098 R)
• M10: 4,158,073 km (0.109 R)
• M11: 6,267,104 km (0.03 R)
• M12: 6,920,996 km (0.085 R)
• M13: 9,831,722 km (0.057 R)
• M14: 11,554,640 km (0.087 R)
• M15: 11,829,302 km (0.074 R)
• M16: 16,664,604 km (0.103 R)
• M17: 18,593,071 km (0.112 R)
• M18: 20,067,657 km (0.065 R)
• M19: 25,570,614 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.6

Radius: 4.8

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.93 AU - 11.03 AU

Year: 19148 Days

Day: 16.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,711,429 km

• M1: 59,690 km (0.111 R)
• M2: 248,183 km (0.078 R)
• M3: 759,060 km (0.089 R)
• M4: 1,080,845 km (0.057 R)
• M5: 2,074,922 km (0.094 R)
• M6: 3,466,332 km (0.044 R)
• M7: 6,371,673 km (0.109 R)
• M8: 6,892,423 km (0.079 R)
• M9: 11,053,039 km (0.113 R)
• M10: 15,630,434 km (0.03 R)
• M11: 17,971,043 km (0.076 R)
• M12: 22,006,595 km (0.079 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 16,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit