🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.7 AU - 0.72 AU

Year: 217 Days

Day: 17.6 Hours

Environment

Temp: 201 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,869,992 km

• M1: 444,306 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.22 AU - 1.24 AU

Year: 496 Days

Day: 27.1 Hours

Environment

Temp: 20 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.37 AU - 1.85 AU

Year: 742 Days

Day: 27.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,869,992 km

• M1: 271,221 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.77 AU - 1.95 AU

Year: 922 Days

Day: 28.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,869,992 km

• M1: 248,781 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.8 AU - 2.96 AU

Year: 1776 Days

Day: 28.9 Hours

Environment

Temp: -104 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.62 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 14.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.5

Radius: 7.4

Gravity: 16.24 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 12.77 AU - 15.95 AU

Year: 19777 Days

Day: 18.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 171.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,869,992 km

• M1: 94,695 km (0.057 R)
• M2: 327,619 km (0.056 R)
• M3: 801,097 km (0.099 R)
• M4: 1,054,665 km (0.067 R)
• M5: 1,623,586 km (0.07 R)
• M6: 3,413,225 km (0.102 R)
• M7: 3,868,302 km (0.063 R)
• M8: 6,233,294 km (0.108 R)
• M9: 7,742,737 km (0.055 R)
• M10: 10,691,461 km (0.1 R)
• M11: 11,465,181 km (0.1 R)
• M12: 11,933,422 km (0.074 R)
• M13: 12,694,875 km (0.071 R)
• M14: 17,603,780 km (0.038 R)
• M15: 18,137,096 km (0.117 R)
• M16: 21,364,820 km (0.082 R)
• M17: 32,108,640 km (0.111 R)
• M18: 39,148,267 km (0.107 R)
• M19: 40,669,827 km (0.097 R)
• M20: 42,072,606 km (0.111 R)
• M21: 52,806,403 km (0.093 R)
• M22: 53,174,264 km (0.097 R)
• M23: 55,227,495 km (0.118 R)
• M24: 56,369,525 km (0.108 R)
• M25: 58,700,708 km (0.095 R)
• M26: 60,290,036 km (0.106 R)
• M27: 60,691,707 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.1

Radius: 3.5

Gravity: 46.7 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 14.59 AU - 16.69 AU

Year: 22479 Days

Day: 21.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 55,869,992 km

• M1: 43,533 km (0.091 R)
• M2: 465,549 km (0.086 R)
• M3: 644,468 km (0.048 R)
• M4: 997,818 km (0.045 R)
• M5: 1,435,840 km (0.101 R)
• M6: 1,653,505 km (0.034 R)
• M7: 2,261,770 km (0.114 R)
• M8: 2,509,654 km (0.111 R)
• M9: 5,224,556 km (0.116 R)
• M10: 5,497,273 km (0.119 R)
• M11: 5,657,193 km (0.091 R)
• M12: 6,460,085 km (0.061 R)
• M13: 6,728,613 km (0.086 R)
• M14: 9,662,826 km (0.088 R)
• M15: 10,252,690 km (0.047 R)
• M16: 11,055,133 km (0.1 R)
• M17: 11,310,197 km (0.117 R)
• M18: 11,766,022 km (0.088 R)
• M19: 11,898,566 km (0.093 R)
• M20: 12,032,007 km (0.117 R)
• M21: 12,714,323 km (0.113 R)
• M22: 13,421,921 km (0.092 R)
• M23: 14,006,699 km (0.111 R)
• M24: 14,532,236 km (0.111 R)
• M25: 16,269,068 km (0.095 R)
• M26: 19,217,791 km (0.066 R)
• M27: 21,402,668 km (0.108 R)
• M28: 21,699,321 km (0.104 R)
• M29: 24,927,044 km (0.077 R)
• M30: 25,586,621 km (0.103 R)
• M31: 31,926,430 km (0.075 R)
• M32: 32,573,590 km (0.093 R)
• M33: 32,704,039 km (0.111 R)
• M34: 34,296,957 km (0.114 R)
• M35: 34,567,430 km (0.087 R)
• M36: 37,350,250 km (0.063 R)
• M37: 38,942,719 km (0.116 R)
• M38: 42,417,579 km (0.07 R)
• M39: 43,990,600 km (0.099 R)
• M40: 47,587,531 km (0.088 R)
• M41: 57,617,171 km (0.07 R)
• M42: 59,155,935 km (0.026 R)
• M43: 66,210,073 km (0.093 R)
• M44: 75,617,984 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.6

Radius: 5.6

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 12.12 AU - 20.2 AU

Year: 23610 Days

Day: 16.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,869,992 km

• M1: 69,713 km (0.107 R)
• M2: 285,582 km (0.107 R)
• M3: 793,766 km (0.056 R)
• M4: 1,050,327 km (0.116 R)
• M5: 1,764,357 km (0.089 R)
• M6: 2,130,124 km (0.103 R)
• M7: 2,760,829 km (0.056 R)
• M8: 3,915,425 km (0.112 R)
• M9: 8,052,255 km (0.073 R)
• M10: 8,856,194 km (0.101 R)
• M11: 9,712,492 km (0.066 R)
• M12: 10,567,444 km (0.055 R)
• M13: 11,764,526 km (0.027 R)
• M14: 19,622,304 km (0.105 R)
• M15: 20,295,494 km (0.116 R)
• M16: 22,498,473 km (0.113 R)
• M17: 23,142,791 km (0.084 R)
• M18: 24,758,597 km (0.047 R)
• M19: 26,448,156 km (0.098 R)
• M20: 26,754,083 km (0.062 R)
• M21: 37,068,408 km (0.104 R)
• M22: 43,947,217 km (0.108 R)
• M23: 46,861,683 km (0.059 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 13,441 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit