🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.56 AU - 0.76 AU

Year: 195 Days

Day: 18.1 Hours

Environment

Temp: 217 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.78 AU - 0.96 AU

Year: 295 Days

Day: 29.7 Hours

Environment

Temp: 156 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.27 AU - 3.67 AU

Year: 1860 Days

Day: 13 Hours

Environment

Temp: -102 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.4

Radius: 8.6

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.92 AU - 6.52 AU

Year: 4334 Days

Day: 10.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,243,370 km

• M1: 108,758 km (0.102 R)
• M2: 568,173 km (0.099 R)
• M3: 1,053,767 km (0.109 R)
• M4: 1,682,228 km (0.069 R)
• M5: 2,191,459 km (0.071 R)
• M6: 2,540,920 km (0.107 R)
• M7: 2,982,982 km (0.087 R)
• M8: 3,312,246 km (0.087 R)
• M9: 4,137,279 km (0.083 R)
• M10: 4,523,092 km (0.061 R)
• M11: 4,802,241 km (0.075 R)
• M12: 6,188,714 km (0.065 R)
• M13: 6,924,137 km (0.108 R)
• M14: 7,295,888 km (0.116 R)
• M15: 8,153,533 km (0.083 R)
• M16: 9,522,353 km (0.104 R)
• M17: 12,708,788 km (0.082 R)
• M18: 14,107,678 km (0.07 R)
• M19: 15,953,566 km (0.08 R)
• M20: 17,393,296 km (0.073 R)
• M21: 22,085,134 km (0.117 R)
• M22: 24,408,538 km (0.116 R)
• M23: 24,719,851 km (0.086 R)
• M24: 28,320,373 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.3

Radius: 9.3

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 6.39 AU - 7.85 AU

Year: 6905 Days

Day: 9.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 99,243,370 km

• M1: 115,789 km (0.083 R)
• M2: 480,808 km (0.072 R)
• M3: 861,684 km (0.115 R)
• M4: 1,224,608 km (0.061 R)
• M5: 1,675,945 km (0.081 R)
• M6: 2,252,196 km (0.049 R)
• M7: 2,955,306 km (0.062 R)
• M8: 3,870,845 km (0.093 R)
• M9: 4,328,016 km (0.066 R)
• M10: 4,906,810 km (0.078 R)
• M11: 5,536,168 km (0.076 R)
• M12: 6,562,410 km (0.113 R)
• M13: 7,139,409 km (0.104 R)
• M14: 8,858,438 km (0.059 R)
• M15: 9,206,403 km (0.105 R)
• M16: 13,776,019 km (0.077 R)
• M17: 17,410,350 km (0.038 R)
• M18: 18,234,784 km (0.085 R)
• M19: 23,241,376 km (0.116 R)
• M20: 24,922,706 km (0.078 R)
• M21: 27,227,560 km (0.111 R)
• M22: 30,846,333 km (0.098 R)
• M23: 31,849,536 km (0.083 R)
• M24: 32,770,760 km (0.099 R)
• M25: 33,815,103 km (0.061 R)
• M26: 35,750,600 km (0.11 R)
• M27: 36,522,824 km (0.101 R)
• M28: 37,532,011 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.2

Radius: 12.9

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.77 AU - 13.41 AU

Year: 13422 Days

Day: 13.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 99,243,370 km

• M1: 162,762 km (0.033 R)
• M2: 1,285,195 km (0.092 R)
• M3: 1,823,000 km (0.072 R)
• M4: 2,932,118 km (0.081 R)
• M5: 3,523,030 km (0.083 R)
• M6: 7,857,479 km (0.072 R)
• M7: 11,440,647 km (0.119 R)
• M8: 15,428,926 km (0.111 R)
• M9: 16,569,311 km (0.109 R)
• M10: 22,050,128 km (0.114 R)
• M11: 23,644,243 km (0.114 R)
• M12: 25,625,666 km (0.1 R)
• M13: 27,468,712 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.9

Radius: 13.9

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 10.22 AU - 14.2 AU

Year: 15506 Days

Day: 5.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 99,243,370 km

• M1: 173,085 km (0.03 R)
• M2: 806,931 km (0.1 R)
• M3: 1,375,403 km (0.075 R)
• M4: 2,616,766 km (0.091 R)
• M5: 3,073,937 km (0.067 R)
• M6: 3,787,220 km (0.066 R)
• M7: 5,319,102 km (0.047 R)
• M8: 5,859,001 km (0.094 R)
• M9: 6,693,906 km (0.07 R)
• M10: 8,549,518 km (0.112 R)
• M11: 9,347,623 km (0.096 R)
• M12: 10,079,007 km (0.103 R)
• M13: 10,607,536 km (0.091 R)
• M14: 12,571,158 km (0.026 R)
• M15: 20,928,742 km (0.045 R)
• M16: 23,791,297 km (0.059 R)
• M17: 26,460,722 km (0.093 R)
• M18: 27,129,873 km (0.053 R)
• M19: 29,561,586 km (0.082 R)
• M20: 30,040,748 km (0.071 R)
• M21: 36,339,268 km (0.106 R)
• M22: 39,145,275 km (0.062 R)
• M23: 43,466,260 km (0.112 R)
• M24: 44,398,404 km (0.104 R)
• M25: 48,758,733 km (0.109 R)
• M26: 50,103,618 km (0.115 R)
• M27: 55,186,505 km (0.117 R)
• M28: 59,835,708 km (0.05 R)
• M29: 71,185,100 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.1

Radius: 4

Gravity: 46.26 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 17.82 AU - 18.96 AU

Year: 28662 Days

Day: 19.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 99,243,370 km

• M1: 55,202 km (0.079 R)
• M2: 204,650 km (0.077 R)
• M3: 345,870 km (0.076 R)
• M4: 657,632 km (0.092 R)
• M5: 891,903 km (0.116 R)
• M6: 1,637,199 km (0.082 R)
• M7: 2,045,900 km (0.076 R)
• M8: 2,754,845 km (0.089 R)
• M9: 3,745,631 km (0.081 R)
• M10: 4,412,988 km (0.086 R)
• M11: 4,639,329 km (0.082 R)
• M12: 4,993,128 km (0.094 R)
• M13: 6,737,290 km (0.118 R)
• M14: 10,546,799 km (0.077 R)
• M15: 12,523,436 km (0.068 R)
• M16: 13,130,654 km (0.04 R)
• M17: 15,410,226 km (0.091 R)
• M18: 16,733,719 km (0.047 R)
• M19: 17,007,333 km (0.079 R)
• M20: 20,422,054 km (0.099 R)
• M21: 23,690,319 km (0.114 R)
• M22: 27,040,114 km (0.112 R)
• M23: 29,883,521 km (0.049 R)
• M24: 34,512,528 km (0.108 R)
• M25: 38,479,415 km (0.107 R)
• M26: 49,890,591 km (0.046 R)
• M27: 53,353,183 km (0.101 R)
• M28: 62,266,224 km (0.033 R)
• M29: 63,804,988 km (0.116 R)
• M30: 67,878,089 km (0.058 R)
• M31: 69,742,677 km (0.12 R)
• M32: 70,687,687 km (0.093 R)
• M33: 77,542,710 km (0.118 R)
• M34: 82,965,334 km (0.101 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 17,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit