🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.21 AU - 1.73 AU

Year: 671 Days

Day: 42.3 Hours

Environment

Temp: -53 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.78 AU - 2.04 AU

Year: 994 Days

Day: 23.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.71 AU - 2.65 AU

Year: 1213 Days

Day: 43.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 101.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.3

Radius: 14.7

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4.51 AU - 5.09 AU

Year: 3962 Days

Day: 11.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,739,782 km

• M1: 183,108 km (0.06 R)
• M2: 804,986 km (0.106 R)
• M3: 1,388,119 km (0.097 R)
• M4: 2,777,584 km (0.079 R)
• M5: 3,288,161 km (0.042 R)
• M6: 4,478,511 km (0.098 R)
• M7: 5,911,509 km (0.12 R)
• M8: 6,673,112 km (0.118 R)
• M9: 7,141,802 km (0.114 R)
• M10: 8,006,478 km (0.109 R)
• M11: 9,667,463 km (0.114 R)
• M12: 11,951,972 km (0.111 R)
• M13: 14,524,756 km (0.118 R)
• M14: 15,048,798 km (0.091 R)
• M15: 15,748,916 km (0.1 R)
• M16: 17,565,034 km (0.084 R)
• M17: 18,220,572 km (0.085 R)
• M18: 21,542,841 km (0.061 R)
• M19: 23,633,322 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.5

Radius: 14.9

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.33 AU - 5.55 AU

Year: 4136 Days

Day: 6.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,739,782 km

• M1: 185,352 km (0.099 R)
• M2: 669,750 km (0.094 R)
• M3: 1,377,647 km (0.115 R)
• M4: 2,195,648 km (0.074 R)
• M5: 3,243,731 km (0.115 R)
• M6: 4,555,255 km (0.074 R)
• M7: 7,701,448 km (0.072 R)
• M8: 10,313,277 km (0.065 R)
• M9: 10,881,450 km (0.099 R)
• M10: 11,938,060 km (0.044 R)
• M11: 13,315,557 km (0.052 R)
• M12: 16,979,358 km (0.048 R)
• M13: 18,084,887 km (0.104 R)
• M14: 20,920,215 km (0.116 R)
• M15: 22,262,856 km (0.112 R)
• M16: 24,116,074 km (0.117 R)
• M17: 27,541,267 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.7

Radius: 13.8

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.6 AU - 8.06 AU

Year: 7476 Days

Day: 12 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,739,782 km

• M1: 171,738 km (0.115 R)
• M2: 691,142 km (0.12 R)
• M3: 1,134,101 km (0.112 R)
• M4: 1,695,542 km (0.119 R)
• M5: 2,493,647 km (0.102 R)
• M6: 4,123,815 km (0.109 R)
• M7: 6,758,981 km (0.119 R)
• M8: 8,028,319 km (0.106 R)
• M9: 10,037,568 km (0.081 R)
• M10: 11,283,419 km (0.094 R)
• M11: 11,943,744 km (0.089 R)
• M12: 12,737,810 km (0.094 R)
• M13: 16,462,498 km (0.108 R)
• M14: 16,982,350 km (0.113 R)
• M15: 17,647,612 km (0.117 R)
• M16: 18,748,204 km (0.108 R)
• M17: 19,387,136 km (0.066 R)
• M18: 21,161,965 km (0.063 R)
• M19: 27,770,302 km (0.07 R)
• M20: 30,215,180 km (0.088 R)
• M21: 33,624,665 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.8

Radius: 12.1

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.39 AU - 9.09 AU

Year: 8112 Days

Day: 6.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,739,782 km

• M1: 150,495 km (0.05 R)
• M2: 628,760 km (0.091 R)
• M3: 1,172,847 km (0.114 R)
• M4: 1,729,651 km (0.095 R)
• M5: 2,119,054 km (0.058 R)
• M6: 2,680,195 km (0.05 R)
• M7: 3,803,825 km (0.095 R)
• M8: 4,665,808 km (0.036 R)
• M9: 6,704,378 km (0.09 R)
• M10: 8,001,392 km (0.039 R)
• M11: 8,666,953 km (0.102 R)
• M12: 9,734,034 km (0.109 R)
• M13: 11,652,178 km (0.119 R)
• M14: 12,839,237 km (0.103 R)
• M15: 13,751,934 km (0.07 R)
• M16: 14,164,674 km (0.042 R)
• M17: 14,585,643 km (0.04 R)
• M18: 15,326,900 km (0.1 R)
• M19: 17,771,030 km (0.092 R)
• M20: 20,085,459 km (0.048 R)
• M21: 21,948,401 km (0.047 R)
• M22: 24,349,896 km (0.109 R)
• M23: 24,954,870 km (0.099 R)
• M24: 29,279,744 km (0.093 R)
• M25: 31,567,993 km (0.069 R)
• M26: 32,808,010 km (0.092 R)
• M27: 34,295,312 km (0.077 R)
• M28: 36,949,178 km (0.106 R)
• M29: 37,404,404 km (0.086 R)
• M30: 39,381,041 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.2

Radius: 4.2

Gravity: 41.68 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 13.18 AU - 13.44 AU

Year: 18293 Days

Day: 20.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,739,782 km

• M1: 63,729 km (0.057 R)
• M2: 232,774 km (0.107 R)
• M3: 381,774 km (0.093 R)
• M4: 571,464 km (0.113 R)
• M5: 712,385 km (0.104 R)
• M6: 1,144,274 km (0.085 R)
• M7: 2,133,415 km (0.05 R)
• M8: 2,455,948 km (0.102 R)
• M9: 2,986,572 km (0.11 R)
• M10: 3,648,692 km (0.104 R)
• M11: 4,238,257 km (0.103 R)
• M12: 4,817,650 km (0.099 R)
• M13: 4,961,413 km (0.112 R)
• M14: 5,107,870 km (0.105 R)
• M15: 7,053,390 km (0.086 R)
• M16: 7,285,715 km (0.082 R)
• M17: 9,555,564 km (0.12 R)
• M18: 11,796,390 km (0.074 R)
• M19: 12,660,318 km (0.033 R)
• M20: 12,934,381 km (0.111 R)
• M21: 17,704,310 km (0.119 R)
• M22: 22,914,205 km (0.102 R)
• M23: 24,359,919 km (0.076 R)
• M24: 34,595,555 km (0.077 R)
• M25: 38,891,407 km (0.059 R)
• M26: 39,180,281 km (0.067 R)
• M27: 39,908,374 km (0.113 R)
• M28: 44,310,590 km (0.074 R)
• M29: 46,384,914 km (0.098 R)
• M30: 47,199,624 km (0.061 R)
• M31: 48,690,068 km (0.116 R)
• M32: 48,857,617 km (0.058 R)
• M33: 50,382,618 km (0.118 R)
• M34: 50,725,796 km (0.08 R)
• M35: 54,063,922 km (0.045 R)
• M36: 64,546,544 km (0.071 R)
• M37: 65,765,917 km (0.071 R)
• M38: 67,415,532 km (0.056 R)

Asteroid Belt

Center: 13.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 136.7

Radius: 3.9

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.88 AU - 15.28 AU

Year: 20973 Days

Day: 16.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,739,782 km

• M1: 50,265 km (0.1 R)
• M2: 415,284 km (0.071 R)
• M3: 1,866,383 km (0.051 R)
• M4: 1,997,431 km (0.113 R)
• M5: 2,505,166 km (0.082 R)
• M6: 5,475,432 km (0.114 R)
• M7: 7,717,904 km (0.119 R)
• M8: 9,040,050 km (0.09 R)
• M9: 10,975,098 km (0.111 R)
• M10: 11,787,415 km (0.112 R)
• M11: 17,737,520 km (0.075 R)
• M12: 17,957,130 km (0.119 R)
• M13: 18,551,482 km (0.061 R)
• M14: 18,777,824 km (0.081 R)
• M15: 19,005,811 km (0.069 R)
• M16: 25,885,967 km (0.113 R)
• M17: 29,927,503 km (0.119 R)
• M18: 33,137,724 km (0.071 R)
• M19: 35,169,861 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.9

Radius: 3.7

Gravity: 40.97 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 14.21 AU - 18.23 AU

Year: 24609 Days

Day: 21.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,739,782 km

• M1: 46,525 km (0.055 R)
• M2: 198,068 km (0.117 R)
• M3: 344,374 km (0.072 R)
• M4: 624,272 km (0.098 R)
• M5: 1,801,158 km (0.11 R)
• M6: 1,937,143 km (0.113 R)
• M7: 2,100,952 km (0.082 R)
• M8: 2,551,092 km (0.109 R)
• M9: 3,313,892 km (0.117 R)
• M10: 4,966,949 km (0.061 R)
• M11: 5,393,003 km (0.102 R)
• M12: 6,185,423 km (0.032 R)
• M13: 7,052,642 km (0.101 R)
• M14: 8,527,677 km (0.11 R)
• M15: 9,657,141 km (0.118 R)
• M16: 10,755,788 km (0.109 R)
• M17: 11,665,792 km (0.076 R)
• M18: 16,401,312 km (0.093 R)
• M19: 16,739,104 km (0.1 R)
• M20: 22,688,911 km (0.077 R)
• M21: 23,108,233 km (0.119 R)
• M22: 27,234,741 km (0.088 R)
• M23: 33,016,250 km (0.114 R)
• M24: 33,419,416 km (0.108 R)
• M25: 35,907,678 km (0.041 R)
• M26: 37,779,596 km (0.104 R)
• M27: 39,413,504 km (0.073 R)
• M28: 42,187,647 km (0.045 R)
• M29: 47,777,820 km (0.106 R)
• M30: 52,736,241 km (0.028 R)
• M31: 52,919,349 km (0.111 R)
• M32: 55,528,486 km (0.099 R)
• M33: 56,289,340 km (0.096 R)
• M34: 59,204,554 km (0.111 R)
• M35: 64,075,760 km (0.057 R)
• M36: 65,333,878 km (0.106 R)
• M37: 70,088,248 km (0.117 R)
• M38: 79,073,395 km (0.05 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 11,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit