🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.47 AU - 0.57 AU

Year: 132 Days

Day: 19.9 Hours

Environment

Temp: 223 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.64 AU - 0.86 AU

Year: 228 Days

Day: 33.7 Hours

Environment

Temp: 143 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 111,184,020 km

• M1: 123,269 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.1 AU - 1.76 AU

Year: 601 Days

Day: 36.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 116.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.94 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.08 AU - 2.82 AU

Year: 1348 Days

Day: 43.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.97 AU - 3.85 AU

Year: 2213 Days

Day: 19.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,184,020 km

• M1: 204,351 km (0.097 R)

Asteroid Belt

Center: 4.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.3

Radius: 8.4

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.61 AU - 5.79 AU

Year: 4783 Days

Day: 12.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 111,184,020 km

• M1: 104,569 km (0.048 R)
• M2: 431,889 km (0.093 R)
• M3: 714,928 km (0.033 R)
• M4: 1,228,498 km (0.041 R)
• M5: 1,957,488 km (0.087 R)
• M6: 2,448,618 km (0.072 R)
• M7: 2,895,317 km (0.109 R)
• M8: 4,083,723 km (0.112 R)
• M9: 5,933,351 km (0.115 R)
• M10: 6,403,238 km (0.115 R)
• M11: 7,755,752 km (0.097 R)
• M12: 8,907,057 km (0.083 R)
• M13: 9,405,966 km (0.096 R)
• M14: 9,842,493 km (0.066 R)
• M15: 12,371,594 km (0.117 R)
• M16: 13,735,179 km (0.091 R)
• M17: 14,715,793 km (0.103 R)
• M18: 15,742,483 km (0.059 R)
• M19: 19,045,455 km (0.113 R)
• M20: 19,424,685 km (0.104 R)
• M21: 20,925,301 km (0.09 R)
• M22: 24,824,271 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.4

Radius: 10.2

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 11.37 AU - 12.05 AU

Year: 14084 Days

Day: 12 Hours

Environment

Temp: -175 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 111,184,020 km

• M1: 127,457 km (0.117 R)
• M2: 718,219 km (0.101 R)
• M3: 1,368,222 km (0.114 R)
• M4: 1,995,037 km (0.086 R)
• M5: 2,561,864 km (0.083 R)
• M6: 3,438,058 km (0.089 R)
• M7: 4,135,484 km (0.056 R)
• M8: 4,629,605 km (0.07 R)
• M9: 5,886,227 km (0.037 R)
• M10: 6,312,282 km (0.103 R)
• M11: 8,958,818 km (0.113 R)
• M12: 9,576,059 km (0.034 R)
• M13: 11,301,970 km (0.107 R)
• M14: 12,084,217 km (0.102 R)
• M15: 14,094,812 km (0.114 R)
• M16: 21,361,379 km (0.117 R)
• M17: 21,907,411 km (0.047 R)
• M18: 23,027,301 km (0.057 R)
• M19: 23,697,948 km (0.099 R)
• M20: 25,584,078 km (0.117 R)
• M21: 29,878,435 km (0.118 R)
• M22: 35,637,654 km (0.102 R)
• M23: 36,148,530 km (0.099 R)
• M24: 36,794,195 km (0.104 R)
• M25: 39,317,462 km (0.078 R)
• M26: 43,387,870 km (0.095 R)
• M27: 52,355,365 km (0.098 R)
• M28: 54,016,799 km (0.111 R)
• M29: 59,748,791 km (0.034 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.1

Radius: 7.6

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 12.3 AU - 14.4 AU

Year: 17144 Days

Day: 22.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 111,184,020 km

• M1: 94,546 km (0.045 R)
• M2: 449,392 km (0.055 R)
• M3: 884,273 km (0.101 R)
• M4: 1,227,002 km (0.104 R)
• M5: 2,032,885 km (0.083 R)
• M6: 2,748,562 km (0.103 R)
• M7: 4,319,190 km (0.074 R)
• M8: 5,103,382 km (0.079 R)
• M9: 5,788,839 km (0.084 R)
• M10: 8,166,548 km (0.119 R)
• M11: 10,953,706 km (0.086 R)
• M12: 13,304,337 km (0.091 R)
• M13: 18,892,565 km (0.111 R)
• M14: 19,397,458 km (0.057 R)
• M15: 22,058,505 km (0.111 R)
• M16: 24,454,315 km (0.111 R)
• M17: 35,776,331 km (0.051 R)
• M18: 37,862,024 km (0.11 R)
• M19: 39,752,343 km (0.077 R)
• M20: 42,848,570 km (0.07 R)
• M21: 43,719,978 km (0.037 R)
• M22: 57,542,971 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.2

Radius: 3

Gravity: 106.8 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 17.96 AU - 20.66 AU

Year: 29823 Days

Day: 15.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 111,184,020 km

• M1: 39,793 km (0.074 R)
• M2: 259,702 km (0.034 R)
• M3: 752,477 km (0.031 R)
• M4: 939,923 km (0.081 R)
• M5: 1,141,881 km (0.107 R)
• M6: 1,303,297 km (0.073 R)
• M7: 1,535,772 km (0.028 R)
• M8: 2,503,371 km (0.116 R)
• M9: 3,412,926 km (0.047 R)
• M10: 3,782,732 km (0.049 R)
• M11: 4,681,217 km (0.041 R)
• M12: 4,926,258 km (0.071 R)
• M13: 6,184,376 km (0.09 R)
• M14: 8,751,475 km (0.084 R)
• M15: 11,284,766 km (0.043 R)
• M16: 11,576,930 km (0.065 R)
• M17: 13,682,072 km (0.102 R)
• M18: 17,057,299 km (0.119 R)
• M19: 19,038,274 km (0.118 R)
• M20: 19,977,748 km (0.119 R)
• M21: 21,388,606 km (0.118 R)
• M22: 22,748,600 km (0.09 R)
• M23: 22,864,539 km (0.117 R)
• M24: 24,045,015 km (0.078 R)
• M25: 26,526,694 km (0.117 R)
• M26: 27,829,243 km (0.113 R)
• M27: 35,139,792 km (0.09 R)
• M28: 46,181,012 km (0.102 R)
• M29: 48,827,997 km (0.12 R)
• M30: 61,096,070 km (0.107 R)
• M31: 62,902,913 km (0.065 R)
• M32: 67,336,096 km (0.098 R)
• M33: 67,575,153 km (0.049 R)
• M34: 71,475,319 km (0.026 R)
• M35: 76,557,907 km (0.107 R)
• M36: 78,128,535 km (0.114 R)
• M37: 78,392,276 km (0.087 R)
• M38: 84,903,524 km (0.075 R)
• M39: 85,182,524 km (0.102 R)
• M40: 88,290,270 km (0.118 R)
• M41: 90,888,635 km (0.116 R)
• M42: 92,353,946 km (0.113 R)
• M43: 99,297,531 km (0.096 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 17,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit