🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.56 AU - 0.6 AU

Year: 202 Days

Day: 23.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 101,379,950 km

• M1: 30,518 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.79 AU - 0.85 AU

Year: 339 Days

Day: 28.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.06 AU - 1.14 AU

Year: 527 Days

Day: 28.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.3

Radius: 9

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.25 AU - 8.29 AU

Year: 8042 Days

Day: 9.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 101,379,950 km

• M1: 112,647 km (0.114 R)
• M2: 396,135 km (0.09 R)
• M3: 685,457 km (0.105 R)
• M4: 1,088,923 km (0.103 R)
• M5: 1,508,545 km (0.082 R)
• M6: 1,859,352 km (0.061 R)
• M7: 2,610,184 km (0.064 R)
• M8: 4,177,221 km (0.057 R)
• M9: 5,108,318 km (0.057 R)
• M10: 6,883,297 km (0.096 R)
• M11: 7,409,882 km (0.093 R)
• M12: 9,952,597 km (0.075 R)
• M13: 11,555,987 km (0.07 R)
• M14: 13,026,384 km (0.1 R)
• M15: 15,432,367 km (0.093 R)
• M16: 17,152,144 km (0.12 R)
• M17: 18,617,305 km (0.09 R)
• M18: 19,509,507 km (0.027 R)
• M19: 21,586,075 km (0.087 R)
• M20: 25,009,174 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59

Radius: 8.7

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.94 AU - 10.12 AU

Year: 12389 Days

Day: 10.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 101,379,950 km

• M1: 117,285 km (0.091 R)
• M2: 388,805 km (0.064 R)
• M3: 846,574 km (0.11 R)
• M4: 1,205,011 km (0.103 R)
• M5: 1,550,283 km (0.109 R)
• M6: 2,179,043 km (0.06 R)
• M7: 3,706,886 km (0.082 R)
• M8: 4,000,247 km (0.066 R)
• M9: 5,986,458 km (0.063 R)
• M10: 9,448,901 km (0.117 R)
• M11: 12,322,825 km (0.118 R)
• M12: 12,648,350 km (0.085 R)
• M13: 13,758,516 km (0.089 R)
• M14: 14,619,751 km (0.056 R)
• M15: 15,143,044 km (0.108 R)
• M16: 18,306,740 km (0.111 R)
• M17: 19,410,623 km (0.083 R)
• M18: 21,481,805 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 266.9

Radius: 6.2

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 8.09 AU - 12.73 AU

Year: 15335 Days

Day: 17.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 101,379,950 km

• M1: 104,719 km (0.073 R)
• M2: 501,452 km (0.099 R)
• M3: 971,788 km (0.09 R)
• M4: 3,570,004 km (0.088 R)
• M5: 4,369,155 km (0.074 R)
• M6: 5,058,203 km (0.117 R)
• M7: 6,242,570 km (0.112 R)
• M8: 11,533,697 km (0.101 R)
• M9: 12,375,633 km (0.1 R)
• M10: 13,869,069 km (0.105 R)
• M11: 14,820,661 km (0.104 R)
• M12: 16,019,239 km (0.108 R)
• M13: 16,782,637 km (0.111 R)
• M14: 17,280,948 km (0.085 R)
• M15: 28,419,556 km (0.057 R)
• M16: 33,846,967 km (0.095 R)
• M17: 39,550,087 km (0.094 R)
• M18: 44,495,194 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.8

Radius: 7

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 8.91 AU - 12.05 AU

Year: 15490 Days

Day: 23.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 101,379,950 km

• M1: 87,216 km (0.086 R)
• M2: 481,256 km (0.105 R)
• M3: 1,140,085 km (0.083 R)
• M4: 1,692,401 km (0.082 R)
• M5: 2,195,349 km (0.095 R)
• M6: 3,118,966 km (0.086 R)
• M7: 3,443,444 km (0.104 R)
• M8: 3,735,608 km (0.071 R)
• M9: 4,072,952 km (0.097 R)
• M10: 4,400,122 km (0.099 R)
• M11: 5,208,848 km (0.033 R)
• M12: 6,423,134 km (0.093 R)
• M13: 7,075,381 km (0.051 R)
• M14: 7,548,709 km (0.101 R)
• M15: 8,042,980 km (0.069 R)
• M16: 9,096,149 km (0.102 R)
• M17: 17,800,052 km (0.089 R)
• M18: 19,246,364 km (0.115 R)
• M19: 19,578,173 km (0.101 R)
• M20: 22,830,281 km (0.077 R)
• M21: 24,925,399 km (0.068 R)
• M22: 25,718,118 km (0.114 R)
• M23: 27,145,581 km (0.069 R)
• M24: 30,492,684 km (0.11 R)
• M25: 31,170,960 km (0.112 R)
• M26: 34,347,522 km (0.11 R)
• M27: 34,958,629 km (0.063 R)
• M28: 40,110,630 km (0.083 R)
• M29: 51,888,321 km (0.094 R)
• M30: 56,161,883 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.2

Radius: 3.5

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 11.3 AU - 13.98 AU

Year: 20517 Days

Day: 18.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,379,950 km

• M1: 49,367 km (0.041 R)
• M2: 158,424 km (0.044 R)
• M3: 586,424 km (0.11 R)
• M4: 790,026 km (0.112 R)
• M5: 1,088,624 km (0.096 R)
• M6: 1,236,127 km (0.066 R)
• M7: 1,507,797 km (0.083 R)
• M8: 2,250,401 km (0.029 R)
• M9: 3,003,028 km (0.076 R)
• M10: 3,743,537 km (0.025 R)
• M11: 5,393,602 km (0.038 R)
• M12: 5,918,989 km (0.068 R)
• M13: 7,890,839 km (0.054 R)
• M14: 9,108,566 km (0.112 R)
• M15: 13,011,424 km (0.069 R)
• M16: 13,228,641 km (0.09 R)
• M17: 16,721,900 km (0.095 R)
• M18: 22,219,323 km (0.086 R)
• M19: 23,881,804 km (0.027 R)
• M20: 25,540,545 km (0.068 R)
• M21: 32,843,764 km (0.099 R)
• M22: 33,550,913 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.2

Radius: 3

Gravity: 58.24 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 13.83 AU - 14.13 AU

Year: 23865 Days

Day: 24.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 101,379,950 km

• M1: 37,399 km (0.096 R)
• M2: 317,596 km (0.044 R)
• M3: 493,673 km (0.097 R)
• M4: 952,789 km (0.077 R)
• M5: 1,526,945 km (0.037 R)
• M6: 2,129,226 km (0.112 R)
• M7: 4,399,673 km (0.101 R)
• M8: 5,550,231 km (0.081 R)
• M9: 7,605,257 km (0.115 R)
• M10: 8,162,359 km (0.074 R)
• M11: 9,300,948 km (0.043 R)
• M12: 9,702,768 km (0.101 R)
• M13: 11,754,353 km (0.038 R)
• M14: 12,292,008 km (0.079 R)
• M15: 14,837,715 km (0.11 R)
• M16: 15,785,418 km (0.045 R)
• M17: 18,779,021 km (0.113 R)
• M18: 18,960,782 km (0.095 R)
• M19: 28,165,689 km (0.079 R)
• M20: 33,717,714 km (0.111 R)
• M21: 44,946,830 km (0.112 R)
• M22: 72,127,267 km (0.111 R)
• M23: 75,055,496 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.1

Radius: 3.1

Gravity: 92.31 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 14.58 AU - 15.8 AU

Year: 27029 Days

Day: 22.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 101,379,950 km

• M1: 38,596 km (0.086 R)
• M2: 173,384 km (0.053 R)
• M3: 373,845 km (0.051 R)
• M4: 669,899 km (0.104 R)
• M5: 873,801 km (0.103 R)
• M6: 1,117,646 km (0.096 R)
• M7: 1,679,685 km (0.069 R)
• M8: 2,215,844 km (0.108 R)
• M9: 2,459,389 km (0.049 R)
• M10: 3,086,952 km (0.097 R)
• M11: 3,453,616 km (0.097 R)
• M12: 4,806,280 km (0.119 R)
• M13: 6,921,445 km (0.12 R)
• M14: 10,293,829 km (0.052 R)
• M15: 10,695,051 km (0.098 R)
• M16: 17,931,250 km (0.115 R)
• M17: 19,204,178 km (0.11 R)
• M18: 19,607,643 km (0.065 R)
• M19: 27,613,373 km (0.088 R)
• M20: 29,041,584 km (0.051 R)
• M21: 30,792,029 km (0.086 R)
• M22: 32,327,202 km (0.045 R)
• M23: 33,041,532 km (0.109 R)
• M24: 39,138,992 km (0.1 R)
• M25: 42,111,501 km (0.07 R)
• M26: 42,450,789 km (0.058 R)
• M27: 44,877,117 km (0.028 R)
• M28: 47,029,083 km (0.073 R)
• M29: 49,436,711 km (0.075 R)
• M30: 52,315,423 km (0.096 R)
• M31: 58,614,839 km (0.116 R)
• M32: 70,522,082 km (0.115 R)
• M33: 72,935,694 km (0.06 R)
• M34: 75,904,015 km (0.115 R)
• M35: 79,726,390 km (0.05 R)
• M36: 82,609,590 km (0.118 R)
• M37: 83,942,806 km (0.109 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: 205 - 19,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit