🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.58 AU - 0.8 AU

Year: 217 Days

Day: 44.2 Hours

Environment

Temp: 141 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.57 AU - 1.83 AU

Year: 840 Days

Day: 39.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.1

Radius: 11.2

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.09 AU - 4.99 AU

Year: 3664 Days

Day: 7.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,278,735 km

• M1: 139,276 km (0.096 R)
• M2: 563,685 km (0.106 R)
• M3: 1,012,778 km (0.095 R)
• M4: 1,375,253 km (0.1 R)
• M5: 2,039,019 km (0.03 R)
• M6: 2,614,522 km (0.104 R)
• M7: 3,763,882 km (0.087 R)
• M8: 4,488,235 km (0.063 R)
• M9: 5,090,816 km (0.107 R)
• M10: 5,605,432 km (0.093 R)
• M11: 5,977,333 km (0.112 R)
• M12: 7,948,733 km (0.118 R)
• M13: 8,530,669 km (0.078 R)
• M14: 8,908,553 km (0.097 R)
• M15: 9,337,151 km (0.065 R)
• M16: 10,320,458 km (0.061 R)
• M17: 12,832,655 km (0.108 R)
• M18: 13,329,619 km (0.118 R)
• M19: 14,415,400 km (0.089 R)
• M20: 16,296,893 km (0.104 R)
• M21: 16,939,266 km (0.055 R)
• M22: 17,659,131 km (0.113 R)
• M23: 18,274,577 km (0.046 R)
• M24: 19,678,852 km (0.071 R)
• M25: 21,360,482 km (0.062 R)
• M26: 22,271,832 km (0.116 R)
• M27: 26,336,855 km (0.115 R)
• M28: 27,221,577 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.4

Radius: 9.5

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.61 AU - 6.73 AU

Year: 5805 Days

Day: 11.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 68.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,278,735 km

• M1: 118,631 km (0.085 R)
• M2: 481,256 km (0.102 R)
• M3: 836,551 km (0.097 R)
• M4: 1,138,589 km (0.067 R)
• M5: 1,435,840 km (0.103 R)
• M6: 3,520,038 km (0.069 R)
• M7: 3,888,946 km (0.111 R)
• M8: 6,511,995 km (0.076 R)
• M9: 7,309,053 km (0.063 R)
• M10: 8,394,984 km (0.104 R)
• M11: 8,937,126 km (0.099 R)
• M12: 10,794,234 km (0.11 R)
• M13: 13,881,635 km (0.096 R)
• M14: 14,917,600 km (0.092 R)
• M15: 15,483,080 km (0.111 R)
• M16: 16,180,506 km (0.033 R)
• M17: 17,142,869 km (0.111 R)
• M18: 17,826,232 km (0.087 R)
• M19: 18,917,848 km (0.098 R)
• M20: 19,849,992 km (0.109 R)
• M21: 20,742,642 km (0.102 R)
• M22: 26,177,084 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613

Radius: 12.5

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.07 AU - 7.65 AU

Year: 7563 Days

Day: 8.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 34,278,735 km

• M1: 155,582 km (0.111 R)
• M2: 573,259 km (0.066 R)
• M3: 1,086,829 km (0.033 R)
• M4: 1,565,542 km (0.094 R)
• M5: 2,201,482 km (0.075 R)
• M6: 2,617,664 km (0.1 R)
• M7: 3,705,240 km (0.11 R)
• M8: 4,538,799 km (0.091 R)
• M9: 6,405,182 km (0.035 R)
• M10: 7,490,964 km (0.051 R)
• M11: 9,124,722 km (0.108 R)
• M12: 9,794,921 km (0.069 R)
• M13: 11,034,189 km (0.113 R)
• M14: 13,253,175 km (0.116 R)
• M15: 15,255,991 km (0.042 R)
• M16: 16,589,506 km (0.115 R)
• M17: 18,627,328 km (0.036 R)
• M18: 22,869,326 km (0.106 R)
• M19: 24,022,576 km (0.081 R)
• M20: 25,736,967 km (0.06 R)
• M21: 26,984,614 km (0.054 R)
• M22: 29,121,320 km (0.075 R)
• M23: 30,969,751 km (0.091 R)
• M24: 31,670,019 km (0.091 R)
• M25: 32,074,831 km (0.103 R)
• M26: 32,688,780 km (0.079 R)
• M27: 37,319,582 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.9

Radius: 9.7

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.02 AU - 8.34 AU

Year: 8861 Days

Day: 6.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,278,735 km

• M1: 125,812 km (0.095 R)
• M2: 482,752 km (0.102 R)
• M3: 856,597 km (0.064 R)
• M4: 1,857,108 km (0.087 R)
• M5: 2,302,311 km (0.061 R)
• M6: 2,643,095 km (0.087 R)
• M7: 3,675,470 km (0.066 R)
• M8: 4,101,674 km (0.082 R)
• M9: 5,325,684 km (0.104 R)
• M10: 5,660,035 km (0.084 R)
• M11: 6,957,498 km (0.089 R)
• M12: 7,773,405 km (0.098 R)
• M13: 9,224,205 km (0.113 R)
• M14: 11,727,276 km (0.112 R)
• M15: 14,206,711 km (0.119 R)
• M16: 16,796,550 km (0.06 R)
• M17: 18,029,984 km (0.086 R)
• M18: 19,685,733 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 707.1

Radius: 5.8

Gravity: 21.02 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 11.92 AU - 12.8 AU

Year: 16458 Days

Day: 24.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 99.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 34,278,735 km

• M1: 77,940 km (0.107 R)
• M2: 328,218 km (0.074 R)
• M3: 513,270 km (0.089 R)
• M4: 780,602 km (0.087 R)
• M5: 1,257,669 km (0.083 R)
• M6: 1,839,306 km (0.099 R)
• M7: 2,120,849 km (0.047 R)
• M8: 2,387,732 km (0.078 R)
• M9: 2,866,295 km (0.062 R)
• M10: 3,064,512 km (0.053 R)
• M11: 4,619,881 km (0.097 R)
• M12: 5,701,474 km (0.079 R)
• M13: 6,552,686 km (0.116 R)
• M14: 8,403,212 km (0.109 R)
• M15: 10,517,927 km (0.093 R)
• M16: 10,753,095 km (0.102 R)
• M17: 11,417,908 km (0.113 R)
• M18: 11,603,858 km (0.079 R)
• M19: 13,715,731 km (0.07 R)
• M20: 15,458,696 km (0.066 R)
• M21: 16,619,875 km (0.093 R)
• M22: 20,088,900 km (0.068 R)
• M23: 21,944,063 km (0.074 R)
• M24: 22,328,380 km (0.102 R)
• M25: 23,608,190 km (0.117 R)
• M26: 24,625,605 km (0.119 R)
• M27: 25,249,727 km (0.032 R)
• M28: 25,671,743 km (0.102 R)
• M29: 33,965,748 km (0.083 R)
• M30: 36,053,685 km (0.063 R)
• M31: 38,781,902 km (0.034 R)
• M32: 39,910,618 km (0.057 R)
• M33: 45,107,199 km (0.119 R)
• M34: 46,670,796 km (0.094 R)
• M35: 48,432,161 km (0.106 R)
• M36: 52,598,911 km (0.032 R)
• M37: 53,287,061 km (0.113 R)
• M38: 64,733,991 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.6

Radius: 7.4

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 11.56 AU - 16.02 AU

Year: 19395 Days

Day: 20.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,278,735 km

• M1: 94,995 km (0.116 R)
• M2: 1,222,813 km (0.061 R)
• M3: 2,791,197 km (0.109 R)
• M4: 5,748,897 km (0.072 R)
• M5: 7,476,303 km (0.085 R)
• M6: 9,053,813 km (0.093 R)
• M7: 9,351,213 km (0.095 R)
• M8: 11,080,265 km (0.115 R)
• M9: 17,464,654 km (0.105 R)
• M10: 21,384,716 km (0.04 R)
• M11: 27,857,367 km (0.096 R)
• M12: 32,862,912 km (0.12 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: 461 - 12,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit