🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.66 AU - 0.68 AU

Year: 245 Days

Day: 22.9 Hours

Environment

Temp: -22 °C

Axial Tilt: 26.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.92 AU - 0.94 AU

Year: 400 Days

Day: 30.3 Hours

Environment

Temp: -58 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.02 AU - 1.42 AU

Year: 601 Days

Day: 38.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,943,578 km

• M1: 42,785 km (0.062 R)
• M2: 826,379 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.11 AU - 1.59 AU

Year: 700 Days

Day: 21.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.06 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.4

Radius: 13.7

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.19 AU - 3.33 AU

Year: 2046 Days

Day: 5.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 172.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,943,578 km

• M1: 170,392 km (0.073 R)
• M2: 738,265 km (0.072 R)
• M3: 1,575,714 km (0.058 R)
• M4: 2,087,040 km (0.076 R)
• M5: 2,604,050 km (0.088 R)
• M6: 3,191,521 km (0.116 R)
• M7: 3,730,971 km (0.11 R)
• M8: 4,974,578 km (0.046 R)
• M9: 5,614,408 km (0.091 R)
• M10: 6,070,981 km (0.118 R)
• M11: 7,429,928 km (0.069 R)
• M12: 8,952,086 km (0.119 R)
• M13: 10,366,684 km (0.119 R)
• M14: 10,986,617 km (0.115 R)
• M15: 11,631,085 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.9

Radius: 9.4

Gravity: 10.46 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.97 AU - 4.33 AU

Year: 3772 Days

Day: 11.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,943,578 km

• M1: 123,418 km (0.117 R)
• M2: 1,106,426 km (0.12 R)
• M3: 2,352,127 km (0.117 R)
• M4: 4,697,672 km (0.088 R)
• M5: 5,056,558 km (0.106 R)
• M6: 7,166,636 km (0.074 R)
• M7: 7,573,991 km (0.077 R)
• M8: 12,298,890 km (0.044 R)
• M9: 15,242,228 km (0.109 R)
• M10: 16,729,081 km (0.077 R)
• M11: 17,085,423 km (0.11 R)
• M12: 17,446,852 km (0.11 R)
• M13: 19,331,186 km (0.076 R)
• M14: 20,121,662 km (0.066 R)
• M15: 21,766,939 km (0.082 R)
• M16: 23,500,180 km (0.107 R)
• M17: 26,349,421 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.9

Radius: 8.9

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.23 AU - 11.01 AU

Year: 12290 Days

Day: 8.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,943,578 km

• M1: 110,702 km (0.05 R)
• M2: 389,403 km (0.105 R)
• M3: 1,310,029 km (0.112 R)
• M4: 1,812,229 km (0.035 R)
• M5: 2,153,910 km (0.08 R)
• M6: 2,579,366 km (0.112 R)
• M7: 2,901,002 km (0.119 R)
• M8: 3,947,439 km (0.05 R)
• M9: 6,259,923 km (0.091 R)
• M10: 6,606,392 km (0.101 R)
• M11: 7,254,150 km (0.086 R)
• M12: 7,680,055 km (0.027 R)
• M13: 9,858,200 km (0.11 R)
• M14: 12,782,390 km (0.078 R)
• M15: 13,787,239 km (0.089 R)
• M16: 14,979,684 km (0.056 R)
• M17: 17,117,736 km (0.077 R)
• M18: 17,417,381 km (0.095 R)
• M19: 18,889,125 km (0.07 R)
• M20: 19,370,531 km (0.107 R)
• M21: 20,864,265 km (0.119 R)
• M22: 22,255,077 km (0.104 R)
• M23: 28,754,506 km (0.045 R)
• M24: 30,474,881 km (0.114 R)
• M25: 32,950,876 km (0.062 R)
• M26: 33,415,078 km (0.1 R)
• M27: 33,766,035 km (0.104 R)
• M28: 39,460,478 km (0.052 R)
• M29: 41,447,586 km (0.042 R)
• M30: 44,622,352 km (0.075 R)
• M31: 49,002,428 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.9

Radius: 11.8

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.8 AU - 9.84 AU

Year: 12696 Days

Day: 10.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,943,578 km

• M1: 146,905 km (0.097 R)
• M2: 594,652 km (0.106 R)
• M3: 962,363 km (0.111 R)
• M4: 2,258,778 km (0.079 R)
• M5: 2,919,702 km (0.083 R)
• M6: 4,464,300 km (0.105 R)
• M7: 5,792,878 km (0.074 R)
• M8: 6,323,951 km (0.115 R)
• M9: 7,107,096 km (0.034 R)
• M10: 7,677,363 km (0.105 R)
• M11: 9,127,265 km (0.109 R)
• M12: 10,080,653 km (0.102 R)
• M13: 11,504,675 km (0.098 R)
• M14: 12,507,878 km (0.038 R)
• M15: 15,177,452 km (0.032 R)
• M16: 15,677,707 km (0.102 R)
• M17: 16,383,510 km (0.11 R)
• M18: 18,699,883 km (0.116 R)
• M19: 19,640,555 km (0.099 R)
• M20: 23,721,435 km (0.098 R)
• M21: 26,495,728 km (0.043 R)
• M22: 31,757,683 km (0.078 R)
• M23: 32,576,881 km (0.11 R)
• M24: 35,010,838 km (0.114 R)
• M25: 36,216,747 km (0.065 R)
• M26: 38,943,617 km (0.051 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 19,384 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit