🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.43 AU - 0.61 AU

Year: 144 Days

Day: 34.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,242,686 km

• M1: 32,463 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.99 AU - 1.49 AU

Year: 532 Days

Day: 42.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.33 AU - 3.75 AU

Year: 2041 Days

Day: 18.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,242,686 km

• M1: 1,425,668 km (0.117 R)

Asteroid Belt

Center: 3.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.26 AU - 4.58 AU

Year: 2988 Days

Day: 15.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269

Radius: 8.5

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.81 AU - 4.93 AU

Year: 3517 Days

Day: 6.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,242,686 km

• M1: 105,766 km (0.091 R)
• M2: 414,835 km (0.12 R)
• M3: 730,486 km (0.073 R)
• M4: 1,022,501 km (0.1 R)
• M5: 2,076,718 km (0.065 R)
• M6: 2,466,420 km (0.07 R)
• M7: 2,752,750 km (0.111 R)
• M8: 3,308,207 km (0.109 R)
• M9: 4,514,864 km (0.06 R)
• M10: 4,990,735 km (0.117 R)
• M11: 5,866,331 km (0.116 R)
• M12: 6,327,691 km (0.09 R)
• M13: 6,703,032 km (0.097 R)
• M14: 7,207,326 km (0.038 R)
• M15: 7,949,631 km (0.077 R)
• M16: 9,760,962 km (0.095 R)
• M17: 11,047,504 km (0.048 R)
• M18: 12,196,415 km (0.065 R)
• M19: 13,422,819 km (0.092 R)
• M20: 15,776,143 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.5

Radius: 10.5

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.46 AU - 7.06 AU

Year: 6767 Days

Day: 13.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,242,686 km

• M1: 131,048 km (0.052 R)
• M2: 612,753 km (0.089 R)
• M3: 1,003,652 km (0.109 R)
• M4: 1,553,424 km (0.098 R)
• M5: 2,090,630 km (0.048 R)
• M6: 2,572,036 km (0.111 R)
• M7: 2,980,588 km (0.091 R)
• M8: 3,891,340 km (0.083 R)
• M9: 4,977,869 km (0.107 R)
• M10: 5,740,818 km (0.068 R)
• M11: 7,261,032 km (0.043 R)
• M12: 7,679,756 km (0.09 R)
• M13: 8,764,191 km (0.088 R)
• M14: 11,156,411 km (0.059 R)
• M15: 14,839,361 km (0.071 R)
• M16: 17,452,985 km (0.049 R)
• M17: 17,880,685 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.3

Radius: 9.2

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 9.09 AU - 10.65 AU

Year: 11938 Days

Day: 10.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,242,686 km

• M1: 115,639 km (0.027 R)
• M2: 1,118,543 km (0.108 R)
• M3: 1,416,093 km (0.092 R)
• M4: 1,779,915 km (0.098 R)
• M5: 2,682,140 km (0.081 R)
• M6: 3,950,431 km (0.066 R)
• M7: 7,615,429 km (0.119 R)
• M8: 10,571,184 km (0.108 R)
• M9: 11,054,385 km (0.073 R)
• M10: 18,121,388 km (0.046 R)
• M11: 21,761,404 km (0.089 R)
• M12: 22,471,994 km (0.083 R)
• M13: 25,235,665 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59.8

Radius: 10.2

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.38 AU - 12 AU

Year: 13457 Days

Day: 13 Hours

Environment

Temp: -178 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,242,686 km

• M1: 132,693 km (0.06 R)
• M2: 964,009 km (0.106 R)
• M3: 1,904,381 km (0.094 R)
• M4: 2,492,749 km (0.116 R)
• M5: 6,453,652 km (0.115 R)
• M6: 9,514,574 km (0.059 R)
• M7: 14,399,094 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 829.8

Radius: 4.7

Gravity: 37.56 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 14.27 AU - 19.43 AU

Year: 26630 Days

Day: 15.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,242,686 km

• M1: 58,493 km (0.037 R)
• M2: 250,128 km (0.064 R)
• M3: 423,811 km (0.107 R)
• M4: 679,623 km (0.113 R)
• M5: 967,001 km (0.098 R)
• M6: 1,519,017 km (0.062 R)
• M7: 1,704,518 km (0.101 R)
• M8: 3,364,606 km (0.1 R)
• M9: 5,190,897 km (0.083 R)
• M10: 6,151,016 km (0.09 R)
• M11: 7,484,082 km (0.117 R)
• M12: 8,023,383 km (0.029 R)
• M13: 9,058,450 km (0.092 R)
• M14: 25,417,576 km (0.1 R)
• M15: 37,756,408 km (0.117 R)
• M16: 44,154,709 km (0.046 R)
• M17: 44,674,861 km (0.098 R)
• M18: 45,727,282 km (0.099 R)
• M19: 52,779,774 km (0.106 R)
• M20: 56,359,651 km (0.082 R)
• M21: 58,625,162 km (0.047 R)
• M22: 59,886,122 km (0.114 R)
• M23: 97,581,345 km (0.067 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.5

Radius: 6.2

Gravity: 6.33 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 14.91 AU - 22.41 AU

Year: 31034 Days

Day: 19.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,242,686 km

• M1: 77,193 km (0.038 R)
• M2: 283,787 km (0.115 R)
• M3: 477,217 km (0.097 R)
• M4: 1,302,100 km (0.118 R)
• M5: 1,837,211 km (0.065 R)
• M6: 2,124,589 km (0.073 R)
• M7: 2,863,752 km (0.12 R)
• M8: 3,278,437 km (0.062 R)
• M9: 4,490,928 km (0.069 R)
• M10: 5,050,873 km (0.115 R)
• M11: 5,272,427 km (0.084 R)
• M12: 6,609,384 km (0.112 R)
• M13: 8,515,410 km (0.055 R)
• M14: 10,282,759 km (0.117 R)
• M15: 11,567,356 km (0.06 R)
• M16: 11,888,244 km (0.074 R)
• M17: 13,023,991 km (0.068 R)
• M18: 14,973,849 km (0.107 R)
• M19: 17,865,277 km (0.036 R)
• M20: 18,467,857 km (0.069 R)
• M21: 18,730,102 km (0.114 R)
• M22: 22,370,118 km (0.054 R)
• M23: 28,150,729 km (0.064 R)
• M24: 36,337,472 km (0.119 R)
• M25: 40,158,800 km (0.117 R)
• M26: 40,894,672 km (0.062 R)
• M27: 45,978,457 km (0.083 R)
• M28: 52,861,305 km (0.088 R)
• M29: 54,638,528 km (0.071 R)
• M30: 61,560,122 km (0.062 R)
• M31: 62,341,621 km (0.114 R)
• M32: 64,525,002 km (0.116 R)
• M33: 65,940,647 km (0.088 R)
• M34: 67,583,830 km (0.079 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 14,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit