🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.82 AU - 1.12 AU

Year: 351 Days

Day: 34.1 Hours

Environment

Temp: 44 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.76 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.34 AU - 2.74 AU

Year: 1486 Days

Day: 36.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.07 AU - 3.31 AU

Year: 2092 Days

Day: 27.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.64 AU - 4.18 AU

Year: 2838 Days

Day: 19.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 104,375,273 km

• M1: 1,061,696 km (0.037 R)
• M2: 2,030,193 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.02 AU - 4.94 AU

Year: 3481 Days

Day: 38.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.7

Radius: 13.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.78 AU - 7.02 AU

Year: 5261 Days

Day: 7.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 104,375,273 km

• M1: 172,935 km (0.11 R)
• M2: 810,372 km (0.065 R)
• M3: 1,262,008 km (0.089 R)
• M4: 1,726,958 km (0.082 R)
• M5: 2,356,914 km (0.082 R)
• M6: 4,013,112 km (0.079 R)
• M7: 4,745,544 km (0.036 R)
• M8: 5,301,449 km (0.11 R)
• M9: 6,379,601 km (0.116 R)
• M10: 7,747,823 km (0.082 R)
• M11: 9,517,417 km (0.119 R)
• M12: 10,043,851 km (0.059 R)
• M13: 10,589,584 km (0.078 R)
• M14: 12,142,410 km (0.094 R)
• M15: 13,026,683 km (0.076 R)
• M16: 13,676,537 km (0.042 R)
• M17: 14,749,602 km (0.046 R)
• M18: 16,122,761 km (0.072 R)
• M19: 17,775,817 km (0.075 R)
• M20: 18,239,720 km (0.115 R)
• M21: 18,711,552 km (0.102 R)
• M22: 21,194,428 km (0.069 R)
• M23: 21,716,225 km (0.118 R)
• M24: 27,769,703 km (0.104 R)
• M25: 28,394,873 km (0.118 R)
• M26: 29,952,186 km (0.084 R)
• M27: 30,989,797 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853

Radius: 12.8

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.9 AU - 8.24 AU

Year: 6901 Days

Day: 13.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 104,375,273 km

• M1: 159,172 km (0.079 R)
• M2: 628,311 km (0.053 R)
• M3: 1,058,704 km (0.117 R)
• M4: 1,574,667 km (0.108 R)
• M5: 2,077,765 km (0.047 R)
• M6: 3,026,066 km (0.031 R)
• M7: 3,552,800 km (0.095 R)
• M8: 4,323,678 km (0.041 R)
• M9: 4,849,365 km (0.078 R)
• M10: 5,542,900 km (0.049 R)
• M11: 6,335,919 km (0.083 R)
• M12: 7,090,789 km (0.119 R)
• M13: 9,308,578 km (0.067 R)
• M14: 11,073,384 km (0.085 R)
• M15: 15,130,628 km (0.116 R)
• M16: 17,559,349 km (0.071 R)
• M17: 19,047,998 km (0.083 R)
• M18: 19,488,414 km (0.078 R)
• M19: 20,010,810 km (0.052 R)
• M20: 21,240,055 km (0.12 R)
• M21: 21,713,682 km (0.086 R)
• M22: 25,317,944 km (0.087 R)
• M23: 25,850,662 km (0.032 R)
• M24: 27,030,690 km (0.068 R)
• M25: 28,341,167 km (0.047 R)
• M26: 29,498,007 km (0.055 R)
• M27: 30,685,814 km (0.076 R)
• M28: 31,088,831 km (0.109 R)
• M29: 33,157,022 km (0.063 R)
• M30: 34,767,293 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.8

Radius: 14.4

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.02 AU - 8.54 AU

Year: 7966 Days

Day: 9.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 104,375,273 km

• M1: 185,950 km (0.116 R)
• M2: 774,917 km (0.12 R)
• M3: 1,299,407 km (0.078 R)
• M4: 2,034,232 km (0.108 R)
• M5: 2,611,829 km (0.107 R)
• M6: 4,768,133 km (0.115 R)
• M7: 5,504,454 km (0.104 R)
• M8: 6,494,193 km (0.045 R)
• M9: 7,599,572 km (0.101 R)
• M10: 9,325,782 km (0.074 R)
• M11: 11,781,132 km (0.071 R)
• M12: 14,267,897 km (0.111 R)
• M13: 15,020,225 km (0.079 R)
• M14: 15,667,385 km (0.106 R)
• M15: 17,863,781 km (0.069 R)
• M16: 18,590,527 km (0.073 R)
• M17: 22,107,274 km (0.086 R)
• M18: 26,045,737 km (0.069 R)
• M19: 32,206,477 km (0.107 R)
• M20: 33,611,350 km (0.108 R)
• M21: 37,243,138 km (0.113 R)
• M22: 42,396,485 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.5

Radius: 3.3

Gravity: 64.6 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 17.47 AU - 21.61 AU

Year: 31707 Days

Day: 23.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 104,375,273 km

• M1: 41,139 km (0.096 R)
• M2: 230,530 km (0.12 R)
• M3: 339,737 km (0.04 R)
• M4: 492,925 km (0.077 R)
• M5: 619,634 km (0.107 R)
• M6: 779,555 km (0.079 R)
• M7: 1,152,053 km (0.117 R)
• M8: 2,858,067 km (0.059 R)
• M9: 3,655,873 km (0.118 R)
• M10: 4,251,272 km (0.114 R)
• M11: 5,631,612 km (0.111 R)
• M12: 8,452,579 km (0.09 R)
• M13: 9,050,372 km (0.059 R)
• M14: 9,359,591 km (0.119 R)
• M15: 10,130,469 km (0.056 R)
• M16: 11,507,667 km (0.052 R)
• M17: 12,695,474 km (0.07 R)
• M18: 13,398,284 km (0.109 R)
• M19: 15,311,791 km (0.058 R)
• M20: 16,197,560 km (0.083 R)
• M21: 16,930,589 km (0.085 R)
• M22: 18,168,213 km (0.092 R)
• M23: 22,916,898 km (0.063 R)
• M24: 25,881,778 km (0.093 R)
• M25: 26,253,978 km (0.107 R)
• M26: 28,561,824 km (0.098 R)
• M27: 34,018,556 km (0.099 R)
• M28: 35,827,643 km (0.05 R)
• M29: 37,225,785 km (0.106 R)
• M30: 41,131,336 km (0.082 R)
• M31: 42,663,518 km (0.115 R)
• M32: 45,121,859 km (0.114 R)
• M33: 47,487,750 km (0.118 R)
• M34: 59,913,947 km (0.103 R)
• M35: 61,439,696 km (0.111 R)
• M36: 66,867,555 km (0.037 R)
• M37: 68,037,112 km (0.075 R)
• M38: 69,936,855 km (0.067 R)
• M39: 81,550,138 km (0.077 R)
• M40: 87,810,360 km (0.117 R)
• M41: 89,494,533 km (0.115 R)
• M42: 90,629,232 km (0.092 R)
• M43: 92,927,355 km (0.096 R)
• M44: 95,558,931 km (0.093 R)
• M45: 96,446,944 km (0.12 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 15,617 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit