🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.99 AU - 2.05 AU

Year: 1059 Days

Day: 17.8 Hours

Environment

Temp: -63 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.51 AU - 2.55 AU

Year: 1485 Days

Day: 37.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.82 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.3

Radius: 9.3

Gravity: 11.1 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.91 AU - 6.31 AU

Year: 4262 Days

Day: 7.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,209,431 km

• M1: 129,402 km (0.1 R)
• M2: 498,460 km (0.03 R)
• M3: 801,695 km (0.119 R)
• M4: 1,135,597 km (0.041 R)
• M5: 1,636,302 km (0.086 R)
• M6: 1,980,975 km (0.115 R)
• M7: 2,455,499 km (0.104 R)
• M8: 2,873,625 km (0.045 R)
• M9: 3,421,154 km (0.061 R)
• M10: 4,395,933 km (0.108 R)
• M11: 4,724,301 km (0.119 R)
• M12: 5,691,301 km (0.095 R)
• M13: 6,331,580 km (0.046 R)
• M14: 7,087,349 km (0.079 R)
• M15: 8,161,761 km (0.11 R)
• M16: 9,096,747 km (0.1 R)
• M17: 12,429,937 km (0.115 R)
• M18: 12,986,591 km (0.116 R)
• M19: 14,423,329 km (0.067 R)
• M20: 17,296,506 km (0.088 R)
• M21: 19,977,300 km (0.066 R)
• M22: 23,225,369 km (0.071 R)
• M23: 23,606,694 km (0.071 R)
• M24: 24,381,910 km (0.103 R)
• M25: 26,976,834 km (0.115 R)
• M26: 27,313,579 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.8

Radius: 11.9

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.39 AU - 7.37 AU

Year: 5946 Days

Day: 9.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 63 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,209,431 km

• M1: 147,952 km (0.046 R)
• M2: 771,626 km (0.118 R)
• M3: 1,142,928 km (0.042 R)
• M4: 2,522,220 km (0.1 R)
• M5: 3,764,182 km (0.064 R)
• M6: 4,630,503 km (0.1 R)
• M7: 5,033,220 km (0.104 R)
• M8: 5,709,552 km (0.119 R)
• M9: 10,977,342 km (0.089 R)
• M10: 12,352,446 km (0.077 R)
• M11: 12,982,851 km (0.079 R)
• M12: 13,381,230 km (0.106 R)
• M13: 14,572,628 km (0.097 R)
• M14: 15,166,831 km (0.073 R)
• M15: 15,664,991 km (0.114 R)
• M16: 20,991,124 km (0.114 R)
• M17: 27,090,379 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.7

Radius: 12.7

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 11.95 AU - 12.07 AU

Year: 15356 Days

Day: 8.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,209,431 km

• M1: 157,975 km (0.106 R)
• M2: 672,592 km (0.118 R)
• M3: 1,367,474 km (0.101 R)
• M4: 2,015,981 km (0.077 R)
• M5: 2,672,865 km (0.106 R)
• M6: 4,636,038 km (0.12 R)
• M7: 6,109,427 km (0.049 R)
• M8: 6,695,851 km (0.092 R)
• M9: 9,426,611 km (0.117 R)
• M10: 12,243,389 km (0.078 R)
• M11: 13,533,671 km (0.114 R)
• M12: 20,412,779 km (0.068 R)
• M13: 21,027,776 km (0.113 R)
• M14: 22,080,496 km (0.095 R)
• M15: 23,612,827 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494

Radius: 8.1

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 10.65 AU - 13.63 AU

Year: 15606 Days

Day: 14.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,209,431 km

• M1: 100,829 km (0.103 R)
• M2: 364,869 km (0.077 R)
• M3: 776,114 km (0.075 R)
• M4: 1,139,038 km (0.119 R)
• M5: 1,508,844 km (0.105 R)
• M6: 1,974,841 km (0.078 R)
• M7: 2,450,862 km (0.119 R)
• M8: 3,293,696 km (0.074 R)
• M9: 3,851,397 km (0.079 R)
• M10: 5,432,198 km (0.117 R)
• M11: 6,525,609 km (0.102 R)
• M12: 7,231,112 km (0.029 R)
• M13: 8,032,508 km (0.095 R)
• M14: 8,793,512 km (0.06 R)
• M15: 9,344,033 km (0.046 R)
• M16: 9,601,640 km (0.115 R)
• M17: 12,696,222 km (0.112 R)
• M18: 16,774,409 km (0.12 R)
• M19: 19,149,126 km (0.103 R)
• M20: 25,745,494 km (0.068 R)
• M21: 26,457,879 km (0.051 R)
• M22: 28,242,432 km (0.095 R)
• M23: 33,351,050 km (0.036 R)
• M24: 37,207,833 km (0.079 R)
• M25: 38,118,136 km (0.037 R)
• M26: 40,800,874 km (0.054 R)
• M27: 41,213,765 km (0.101 R)
• M28: 42,188,245 km (0.066 R)
• M29: 51,499,217 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.3

Radius: 3.5

Gravity: 28.84 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 12.41 AU - 18.43 AU

Year: 22341 Days

Day: 24.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,209,431 km

• M1: 44,281 km (0.103 R)
• M2: 159,771 km (0.09 R)
• M3: 508,184 km (0.099 R)
• M4: 801,396 km (0.046 R)
• M5: 973,882 km (0.061 R)
• M6: 1,251,536 km (0.11 R)
• M7: 1,678,039 km (0.114 R)
• M8: 2,194,750 km (0.094 R)
• M9: 2,467,766 km (0.106 R)
• M10: 4,089,557 km (0.025 R)
• M11: 5,712,395 km (0.112 R)
• M12: 6,105,987 km (0.111 R)
• M13: 6,309,440 km (0.082 R)
• M14: 6,559,418 km (0.113 R)
• M15: 7,123,851 km (0.103 R)
• M16: 9,762,009 km (0.116 R)
• M17: 13,802,648 km (0.068 R)
• M18: 19,176,053 km (0.111 R)
• M19: 20,054,941 km (0.12 R)
• M20: 27,189,263 km (0.084 R)
• M21: 29,090,204 km (0.077 R)
• M22: 30,720,820 km (0.108 R)
• M23: 42,680,422 km (0.097 R)
• M24: 46,637,136 km (0.053 R)
• M25: 57,583,362 km (0.073 R)
• M26: 63,550,522 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 192.8

Radius: 4.3

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 13.23 AU - 20.21 AU

Year: 25225 Days

Day: 23.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,209,431 km

• M1: 54,603 km (0.115 R)
• M2: 216,468 km (0.092 R)
• M3: 387,010 km (0.117 R)
• M4: 877,691 km (0.117 R)
• M5: 1,040,603 km (0.096 R)
• M6: 1,198,129 km (0.117 R)
• M7: 1,371,663 km (0.053 R)
• M8: 2,881,405 km (0.102 R)
• M9: 4,581,136 km (0.082 R)
• M10: 8,565,376 km (0.046 R)
• M11: 12,058,336 km (0.114 R)
• M12: 13,713,487 km (0.056 R)
• M13: 17,078,991 km (0.094 R)
• M14: 17,388,509 km (0.113 R)
• M15: 17,701,766 km (0.107 R)
• M16: 18,910,068 km (0.097 R)
• M17: 20,258,544 km (0.095 R)
• M18: 20,605,461 km (0.088 R)
• M19: 22,863,641 km (0.067 R)
• M20: 24,490,069 km (0.097 R)
• M21: 25,683,411 km (0.115 R)
• M22: 26,397,292 km (0.112 R)
• M23: 27,019,470 km (0.084 R)
• M24: 33,306,320 km (0.085 R)
• M25: 36,786,416 km (0.115 R)
• M26: 41,051,600 km (0.062 R)
• M27: 43,733,741 km (0.101 R)
• M28: 45,932,081 km (0.11 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 15,105 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit