🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.56 AU - 0.62 AU

Year: 165 Days

Day: 21.6 Hours

Environment

Temp: 210 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.61 AU - 0.95 AU

Year: 250 Days

Day: 42.8 Hours

Environment

Temp: 139 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.63 AU - 1.03 AU

Year: 275 Days

Day: 12.2 Hours

Environment

Temp: 116 °C

Axial Tilt: 48.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.67 AU - 1.05 AU

Year: 290 Days

Day: 26.2 Hours

Environment

Temp: 172 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.39 AU - 2.45 AU

Year: 1368 Days

Day: 30.8 Hours

Environment

Temp: -83 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,878,155 km

• M1: 92,751 km (0.104 R)

Asteroid Belt

Center: 7.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617

Radius: 7

Gravity: 12.59 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 10.49 AU - 15.71 AU

Year: 17232 Days

Day: 18.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,878,155 km

• M1: 87,216 km (0.115 R)
• M2: 550,071 km (0.093 R)
• M3: 804,238 km (0.068 R)
• M4: 1,076,207 km (0.071 R)
• M5: 1,424,172 km (0.07 R)
• M6: 3,591,246 km (0.091 R)
• M7: 4,940,170 km (0.034 R)
• M8: 6,512,893 km (0.095 R)
• M9: 8,000,793 km (0.073 R)
• M10: 9,592,963 km (0.108 R)
• M11: 14,801,812 km (0.119 R)
• M12: 15,694,911 km (0.068 R)
• M13: 16,232,117 km (0.051 R)
• M14: 22,202,119 km (0.069 R)
• M15: 26,149,857 km (0.046 R)
• M16: 32,353,831 km (0.085 R)
• M17: 35,926,377 km (0.079 R)
• M18: 37,535,003 km (0.039 R)
• M19: 44,298,024 km (0.082 R)
• M20: 46,773,719 km (0.088 R)
• M21: 51,661,381 km (0.074 R)
• M22: 62,436,915 km (0.098 R)
• M23: 65,939,600 km (0.033 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 495.7

Radius: 3.7

Gravity: 36.21 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 12.86 AU - 16.18 AU

Year: 20108 Days

Day: 22.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,878,155 km

• M1: 48,320 km (0.032 R)
• M2: 472,879 km (0.108 R)
• M3: 644,916 km (0.082 R)
• M4: 946,506 km (0.034 R)
• M5: 1,517,970 km (0.096 R)
• M6: 1,914,404 km (0.092 R)
• M7: 2,715,201 km (0.078 R)
• M8: 4,530,272 km (0.063 R)
• M9: 4,942,863 km (0.112 R)
• M10: 6,372,869 km (0.103 R)
• M11: 7,388,639 km (0.103 R)
• M12: 7,670,481 km (0.094 R)
• M13: 9,791,031 km (0.092 R)
• M14: 11,949,429 km (0.057 R)
• M15: 12,734,070 km (0.082 R)
• M16: 14,405,228 km (0.037 R)
• M17: 14,697,243 km (0.061 R)
• M18: 22,651,062 km (0.112 R)
• M19: 24,464,039 km (0.095 R)
• M20: 25,299,842 km (0.106 R)
• M21: 28,148,036 km (0.091 R)
• M22: 37,821,782 km (0.084 R)
• M23: 38,797,460 km (0.111 R)
• M24: 41,236,653 km (0.112 R)
• M25: 44,542,317 km (0.041 R)
• M26: 51,335,557 km (0.108 R)
• M27: 55,154,641 km (0.106 R)
• M28: 66,927,544 km (0.027 R)
• M29: 67,332,805 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.6

Radius: 4.1

Gravity: 33.77 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 14.98 AU - 15.6 AU

Year: 21729 Days

Day: 23.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,878,155 km

• M1: 57,894 km (0.073 R)
• M2: 316,100 km (0.111 R)
• M3: 544,536 km (0.089 R)
• M4: 1,347,129 km (0.105 R)
• M5: 1,536,669 km (0.104 R)
• M6: 2,838,021 km (0.112 R)
• M7: 4,095,242 km (0.08 R)
• M8: 4,358,235 km (0.056 R)
• M9: 9,542,399 km (0.106 R)
• M10: 11,098,068 km (0.051 R)
• M11: 15,552,494 km (0.095 R)
• M12: 26,162,274 km (0.117 R)
• M13: 27,640,002 km (0.098 R)
• M14: 31,009,843 km (0.043 R)
• M15: 31,893,069 km (0.056 R)
• M16: 43,992,695 km (0.107 R)
• M17: 52,368,530 km (0.069 R)
• M18: 69,578,418 km (0.086 R)
• M19: 72,843,841 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.6

Radius: 5.5

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 15.01 AU - 18.91 AU

Year: 25384 Days

Day: 21.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,878,155 km

• M1: 74,201 km (0.101 R)
• M2: 267,032 km (0.026 R)
• M3: 1,164,171 km (0.083 R)
• M4: 1,878,800 km (0.075 R)
• M5: 2,299,618 km (0.047 R)
• M6: 2,488,860 km (0.105 R)
• M7: 4,121,721 km (0.102 R)
• M8: 5,729,449 km (0.105 R)
• M9: 11,638,415 km (0.108 R)
• M10: 13,374,498 km (0.085 R)
• M11: 13,782,452 km (0.111 R)
• M12: 14,694,999 km (0.088 R)
• M13: 15,056,427 km (0.04 R)
• M14: 16,795,802 km (0.088 R)
• M15: 17,111,304 km (0.113 R)
• M16: 20,220,845 km (0.109 R)
• M17: 21,121,723 km (0.071 R)
• M18: 24,384,902 km (0.103 R)
• M19: 33,231,521 km (0.101 R)
• M20: 34,357,694 km (0.117 R)
• M21: 54,260,644 km (0.104 R)
• M22: 62,925,801 km (0.099 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 19,549 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit