🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.42 AU - 0.58 AU

Year: 135 Days

Day: 20.9 Hours

Environment

Temp: 160 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.65 AU - 0.93 AU

Year: 269 Days

Day: 18.7 Hours

Environment

Temp: 68 °C

Axial Tilt: 41 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.76 AU - 0.9 AU

Year: 290 Days

Day: 43.6 Hours

Environment

Temp: 42 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.98 AU - 1.48 AU

Year: 522 Days

Day: 23 Hours

Environment

Temp: -40 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,261,290 km

• M1: 962,214 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.3 AU - 1.32 AU

Year: 574 Days

Day: 14.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 48.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.5

Radius: 10.7

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.08 AU - 5.76 AU

Year: 4831 Days

Day: 11.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,261,290 km

• M1: 141,968 km (0.092 R)
• M2: 540,946 km (0.108 R)
• M3: 1,457,233 km (0.1 R)
• M4: 2,212,253 km (0.101 R)
• M5: 2,750,806 km (0.059 R)
• M6: 4,236,761 km (0.061 R)
• M7: 5,238,768 km (0.085 R)
• M8: 5,795,870 km (0.103 R)
• M9: 6,588,589 km (0.094 R)
• M10: 7,706,983 km (0.076 R)
• M11: 8,825,826 km (0.108 R)
• M12: 9,319,349 km (0.107 R)
• M13: 10,818,170 km (0.076 R)
• M14: 12,018,693 km (0.042 R)
• M15: 14,065,491 km (0.032 R)
• M16: 15,910,631 km (0.107 R)
• M17: 17,588,670 km (0.119 R)
• M18: 18,905,581 km (0.069 R)
• M19: 19,796,137 km (0.116 R)
• M20: 20,930,238 km (0.102 R)
• M21: 21,734,775 km (0.094 R)
• M22: 27,779,128 km (0.069 R)
• M23: 28,394,873 km (0.047 R)
• M24: 31,325,645 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385

Radius: 12

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.55 AU - 6.81 AU

Year: 5183 Days

Day: 10.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,261,290 km

• M1: 151,393 km (0.059 R)
• M2: 682,765 km (0.082 R)
• M3: 1,303,745 km (0.106 R)
• M4: 1,761,066 km (0.107 R)
• M5: 2,237,984 km (0.079 R)
• M6: 3,062,119 km (0.119 R)
• M7: 3,655,723 km (0.11 R)
• M8: 4,279,546 km (0.114 R)
• M9: 4,823,783 km (0.045 R)
• M10: 5,657,642 km (0.066 R)
• M11: 6,677,151 km (0.072 R)
• M12: 7,279,881 km (0.059 R)
• M13: 8,022,784 km (0.12 R)
• M14: 8,815,653 km (0.06 R)
• M15: 10,183,725 km (0.087 R)
• M16: 12,144,654 km (0.057 R)
• M17: 12,518,051 km (0.05 R)
• M18: 13,784,845 km (0.106 R)
• M19: 14,191,452 km (0.106 R)
• M20: 14,763,365 km (0.086 R)
• M21: 16,458,608 km (0.095 R)
• M22: 19,460,738 km (0.086 R)
• M23: 19,972,961 km (0.092 R)
• M24: 20,494,011 km (0.115 R)
• M25: 22,250,439 km (0.113 R)
• M26: 22,951,904 km (0.044 R)
• M27: 24,621,566 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.7

Radius: 11.3

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.97 AU - 8.33 AU

Year: 8101 Days

Day: 9 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,261,290 km

• M1: 140,921 km (0.094 R)
• M2: 691,741 km (0.115 R)
• M3: 1,291,030 km (0.111 R)
• M4: 1,936,993 km (0.042 R)
• M5: 3,070,347 km (0.063 R)
• M6: 4,423,908 km (0.095 R)
• M7: 4,864,025 km (0.067 R)
• M8: 5,304,740 km (0.111 R)
• M9: 7,413,023 km (0.064 R)
• M10: 8,073,797 km (0.103 R)
• M11: 9,555,265 km (0.08 R)
• M12: 10,472,749 km (0.088 R)
• M13: 13,049,273 km (0.081 R)
• M14: 15,138,856 km (0.104 R)
• M15: 19,215,248 km (0.081 R)
• M16: 20,960,906 km (0.083 R)
• M17: 22,886,230 km (0.106 R)
• M18: 25,332,455 km (0.113 R)
• M19: 26,408,512 km (0.098 R)
• M20: 26,830,378 km (0.117 R)
• M21: 30,093,257 km (0.055 R)
• M22: 30,739,071 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.1

Radius: 7

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 11.93 AU - 17.45 AU

Year: 21558 Days

Day: 20.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,261,290 km

• M1: 488,437 km (0.073 R)
• M2: 1,216,979 km (0.114 R)
• M3: 1,800,710 km (0.067 R)
• M4: 2,420,942 km (0.101 R)
• M5: 3,530,510 km (0.096 R)
• M6: 6,537,277 km (0.104 R)
• M7: 7,648,640 km (0.116 R)
• M8: 11,299,426 km (0.049 R)
• M9: 12,943,956 km (0.082 R)
• M10: 18,624,935 km (0.057 R)
• M11: 22,909,568 km (0.076 R)
• M12: 23,760,480 km (0.096 R)
• M13: 30,408,460 km (0.046 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 430.1

Radius: 5.4

Gravity: 14.75 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 13.37 AU - 19.77 AU

Year: 25826 Days

Day: 22.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,261,290 km

• M1: 67,169 km (0.08 R)
• M2: 240,703 km (0.12 R)
• M3: 524,939 km (0.094 R)
• M4: 703,409 km (0.074 R)
• M5: 1,347,129 km (0.111 R)
• M6: 1,690,157 km (0.054 R)
• M7: 2,411,667 km (0.077 R)
• M8: 3,491,614 km (0.028 R)
• M9: 4,073,101 km (0.111 R)
• M10: 5,348,573 km (0.108 R)
• M11: 6,687,773 km (0.101 R)
• M12: 7,338,524 km (0.115 R)
• M13: 8,132,888 km (0.1 R)
• M14: 9,601,042 km (0.115 R)
• M15: 19,094,822 km (0.032 R)
• M16: 21,168,847 km (0.055 R)
• M17: 24,662,107 km (0.111 R)
• M18: 26,886,627 km (0.107 R)
• M19: 30,468,748 km (0.101 R)
• M20: 30,718,277 km (0.052 R)
• M21: 37,551,609 km (0.105 R)
• M22: 42,164,160 km (0.103 R)
• M23: 45,331,895 km (0.065 R)
• M24: 49,682,650 km (0.087 R)
• M25: 51,781,209 km (0.042 R)
• M26: 52,852,329 km (0.092 R)
• M27: 54,303,429 km (0.093 R)
• M28: 65,211,956 km (0.044 R)
• M29: 66,460,649 km (0.102 R)
• M30: 66,880,421 km (0.107 R)
• M31: 67,937,629 km (0.067 R)
• M32: 70,520,137 km (0.057 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 17,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit