🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.59 AU - 0.87 AU

Year: 229 Days

Day: 25.1 Hours

Environment

Temp: 130 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.94 AU - 1.32 AU

Year: 441 Days

Day: 28.7 Hours

Environment

Temp: -1 °C

Axial Tilt: 15.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.9 AU - 4.12 AU

Year: 2948 Days

Day: 30.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.4

Radius: 14.5

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 8.74 AU - 14.24 AU

Year: 14297 Days

Day: 5.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 108,757,526 km

• M1: 193,729 km (0.119 R)
• M2: 2,960,093 km (0.118 R)
• M3: 4,105,414 km (0.114 R)
• M4: 4,971,736 km (0.108 R)
• M5: 5,956,987 km (0.117 R)
• M6: 8,923,513 km (0.033 R)
• M7: 9,561,847 km (0.069 R)
• M8: 10,777,779 km (0.114 R)
• M9: 11,292,246 km (0.097 R)
• M10: 15,494,749 km (0.076 R)
• M11: 16,217,606 km (0.076 R)
• M12: 21,196,522 km (0.116 R)
• M13: 24,119,365 km (0.09 R)
• M14: 30,344,731 km (0.071 R)
• M15: 33,066,365 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.7

Radius: 6.6

Gravity: 12.16 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 15.54 AU - 16.14 AU

Year: 23142 Days

Day: 24.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 108,757,526 km

• M1: 82,129 km (0.095 R)
• M2: 316,549 km (0.06 R)
• M3: 561,142 km (0.082 R)
• M4: 794,215 km (0.102 R)
• M5: 2,417,352 km (0.057 R)
• M6: 2,972,958 km (0.065 R)
• M7: 4,040,489 km (0.065 R)
• M8: 4,268,177 km (0.106 R)
• M9: 5,984,812 km (0.119 R)
• M10: 6,499,130 km (0.11 R)
• M11: 7,813,198 km (0.067 R)
• M12: 8,270,967 km (0.032 R)
• M13: 9,984,910 km (0.08 R)
• M14: 10,342,150 km (0.108 R)
• M15: 11,145,341 km (0.12 R)
• M16: 12,666,901 km (0.031 R)
• M17: 13,298,353 km (0.115 R)
• M18: 13,950,600 km (0.058 R)
• M19: 15,084,851 km (0.062 R)
• M20: 15,555,336 km (0.082 R)
• M21: 18,407,868 km (0.058 R)
• M22: 20,333,791 km (0.094 R)
• M23: 27,602,902 km (0.083 R)
• M24: 28,662,802 km (0.057 R)
• M25: 29,263,288 km (0.107 R)
• M26: 30,117,791 km (0.055 R)
• M27: 34,777,615 km (0.092 R)
• M28: 36,431,719 km (0.083 R)
• M29: 42,168,947 km (0.1 R)
• M30: 42,478,465 km (0.071 R)
• M31: 42,789,329 km (0.105 R)
• M32: 50,021,190 km (0.106 R)
• M33: 52,840,661 km (0.048 R)
• M34: 54,839,288 km (0.105 R)
• M35: 59,373,899 km (0.089 R)
• M36: 60,742,121 km (0.102 R)
• M37: 63,136,285 km (0.114 R)
• M38: 64,356,705 km (0.112 R)
• M39: 76,056,006 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487.7

Radius: 6.9

Gravity: 10.24 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 13.29 AU - 20.43 AU

Year: 25413 Days

Day: 19.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 108,757,526 km

• M1: 87,365 km (0.046 R)
• M2: 393,891 km (0.104 R)
• M3: 685,308 km (0.032 R)
• M4: 1,329,925 km (0.098 R)
• M5: 1,567,486 km (0.09 R)
• M6: 1,852,470 km (0.063 R)
• M7: 2,670,472 km (0.101 R)
• M8: 2,947,078 km (0.081 R)
• M9: 3,242,983 km (0.084 R)
• M10: 3,925,747 km (0.107 R)
• M11: 4,217,762 km (0.054 R)
• M12: 10,585,545 km (0.081 R)
• M13: 11,541,476 km (0.082 R)
• M14: 13,260,505 km (0.115 R)
• M15: 14,143,581 km (0.055 R)
• M16: 14,753,492 km (0.057 R)
• M17: 15,781,977 km (0.092 R)
• M18: 18,696,742 km (0.116 R)
• M19: 25,789,626 km (0.099 R)
• M20: 26,584,589 km (0.079 R)
• M21: 26,814,670 km (0.045 R)
• M22: 29,804,085 km (0.072 R)
• M23: 35,175,546 km (0.118 R)
• M24: 35,731,751 km (0.12 R)
• M25: 37,580,032 km (0.091 R)
• M26: 38,307,527 km (0.117 R)
• M27: 39,790,790 km (0.08 R)
• M28: 43,986,112 km (0.119 R)
• M29: 44,308,047 km (0.097 R)
• M30: 48,295,728 km (0.08 R)
• M31: 50,728,937 km (0.078 R)
• M32: 52,878,659 km (0.029 R)
• M33: 53,791,954 km (0.061 R)
• M34: 59,297,903 km (0.08 R)
• M35: 61,480,985 km (0.026 R)
• M36: 67,920,276 km (0.027 R)
• M37: 77,107,829 km (0.067 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.1

Radius: 6.7

Gravity: 22.12 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 16.81 AU - 19.49 AU

Year: 28385 Days

Day: 19.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 110.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 108,757,526 km

• M1: 105,616 km (0.101 R)
• M2: 428,598 km (0.11 R)
• M3: 675,734 km (0.081 R)
• M4: 1,118,842 km (0.062 R)
• M5: 1,354,459 km (0.113 R)
• M6: 1,906,625 km (0.055 R)
• M7: 2,294,383 km (0.1 R)
• M8: 3,047,009 km (0.119 R)
• M9: 5,814,121 km (0.037 R)
• M10: 7,573,243 km (0.085 R)
• M11: 8,663,512 km (0.114 R)
• M12: 10,455,694 km (0.068 R)
• M13: 11,656,666 km (0.097 R)
• M14: 13,184,360 km (0.039 R)
• M15: 17,675,288 km (0.055 R)
• M16: 18,065,588 km (0.071 R)
• M17: 20,635,680 km (0.097 R)
• M18: 23,439,742 km (0.104 R)
• M19: 23,792,494 km (0.086 R)
• M20: 25,238,806 km (0.095 R)
• M21: 25,983,355 km (0.036 R)
• M22: 29,927,952 km (0.095 R)
• M23: 33,062,027 km (0.045 R)
• M24: 39,143,629 km (0.084 R)
• M25: 40,308,697 km (0.091 R)
• M26: 42,707,799 km (0.092 R)
• M27: 49,696,712 km (0.067 R)
• M28: 52,052,579 km (0.116 R)
• M29: 53,867,650 km (0.111 R)
• M30: 57,837,230 km (0.105 R)
• M31: 62,672,083 km (0.105 R)
• M32: 66,352,939 km (0.1 R)
• M33: 70,175,164 km (0.116 R)
• M34: 71,399,174 km (0.025 R)
• M35: 76,953,743 km (0.1 R)
• M36: 79,571,257 km (0.068 R)
• M37: 100,809,068 km (0.119 R)
• M38: 104,574,148 km (0.039 R)
• M39: 107,458,694 km (0.045 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 18,251 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit