🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.66 AU - 0.84 AU

Year: 240 Days

Day: 43.3 Hours

Environment

Temp: 101 °C

Axial Tilt: 147.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.71 AU - 1.17 AU

Year: 336 Days

Day: 26.4 Hours

Environment

Temp: 28 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 85,802,586 km

• M1: 248,033 km (0.095 R)
• M2: 311,014 km (0.04 R)

Asteroid Belt

Center: 3.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.7

Radius: 9.2

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.3 AU - 5.54 AU

Year: 4656 Days

Day: 14.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,802,586 km

• M1: 114,592 km (0.065 R)
• M2: 408,402 km (0.107 R)
• M3: 916,736 km (0.11 R)
• M4: 1,236,127 km (0.049 R)
• M5: 1,595,910 km (0.109 R)
• M6: 1,997,880 km (0.06 R)
• M7: 2,661,047 km (0.102 R)
• M8: 3,080,819 km (0.108 R)
• M9: 7,069,846 km (0.108 R)
• M10: 7,773,704 km (0.101 R)
• M11: 9,011,626 km (0.092 R)
• M12: 10,334,221 km (0.105 R)
• M13: 11,599,370 km (0.112 R)
• M14: 15,236,842 km (0.12 R)
• M15: 16,697,516 km (0.063 R)
• M16: 19,060,414 km (0.059 R)
• M17: 21,914,442 km (0.054 R)
• M18: 22,830,430 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165

Radius: 12.2

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.44 AU - 6.68 AU

Year: 5504 Days

Day: 5.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 85,802,586 km

• M1: 151,991 km (0.056 R)
• M2: 704,756 km (0.086 R)
• M3: 1,086,978 km (0.049 R)
• M4: 1,521,710 km (0.066 R)
• M5: 2,086,591 km (0.118 R)
• M6: 2,577,422 km (0.081 R)
• M7: 3,459,002 km (0.106 R)
• M8: 3,930,834 km (0.08 R)
• M9: 6,319,912 km (0.037 R)
• M10: 6,999,385 km (0.093 R)
• M11: 7,695,763 km (0.109 R)
• M12: 8,774,962 km (0.11 R)
• M13: 9,952,597 km (0.103 R)
• M14: 14,450,855 km (0.081 R)
• M15: 15,181,192 km (0.101 R)
• M16: 15,782,875 km (0.081 R)
• M17: 18,519,768 km (0.083 R)
• M18: 19,733,605 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.6

Radius: 11.8

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.87 AU - 7.05 AU

Year: 6775 Days

Day: 5.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,802,586 km

• M1: 146,756 km (0.107 R)
• M2: 618,288 km (0.093 R)
• M3: 1,249,890 km (0.042 R)
• M4: 1,773,184 km (0.111 R)
• M5: 2,404,935 km (0.114 R)
• M6: 3,246,872 km (0.117 R)
• M7: 4,043,930 km (0.038 R)
• M8: 4,516,210 km (0.104 R)
• M9: 5,173,543 km (0.072 R)
• M10: 5,572,670 km (0.114 R)
• M11: 6,750,903 km (0.105 R)
• M12: 7,847,456 km (0.118 R)
• M13: 9,732,837 km (0.044 R)
• M14: 11,332,787 km (0.11 R)
• M15: 12,767,131 km (0.11 R)
• M16: 13,846,629 km (0.041 R)
• M17: 14,680,338 km (0.027 R)
• M18: 16,777,850 km (0.049 R)
• M19: 18,072,320 km (0.062 R)
• M20: 21,168,398 km (0.085 R)
• M21: 29,443,703 km (0.114 R)
• M22: 30,127,216 km (0.079 R)
• M23: 31,526,106 km (0.109 R)
• M24: 33,917,577 km (0.068 R)
• M25: 35,102,991 km (0.104 R)
• M26: 35,761,221 km (0.119 R)
• M27: 36,651,478 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.2

Radius: 15

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.54 AU - 9.78 AU

Year: 11078 Days

Day: 9 Hours

Environment

Temp: -183 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,802,586 km

• M1: 186,698 km (0.063 R)
• M2: 677,828 km (0.107 R)
• M3: 1,272,031 km (0.091 R)
• M4: 2,003,115 km (0.098 R)
• M5: 3,754,607 km (0.075 R)
• M6: 5,522,705 km (0.042 R)
• M7: 6,107,034 km (0.047 R)
• M8: 6,652,019 km (0.033 R)
• M9: 7,574,439 km (0.118 R)
• M10: 9,166,011 km (0.071 R)
• M11: 10,581,357 km (0.09 R)
• M12: 11,779,636 km (0.051 R)
• M13: 19,578,921 km (0.111 R)
• M14: 20,856,337 km (0.053 R)
• M15: 33,504,986 km (0.053 R)
• M16: 38,520,105 km (0.114 R)
• M17: 40,252,149 km (0.116 R)
• M18: 46,203,153 km (0.093 R)
• M19: 49,543,075 km (0.093 R)
• M20: 51,750,391 km (0.065 R)
• M21: 55,685,713 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.5

Radius: 13.1

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 9.69 AU - 10.89 AU

Year: 12179 Days

Day: 5.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,802,586 km

• M1: 163,062 km (0.078 R)
• M2: 589,266 km (0.074 R)
• M3: 1,034,619 km (0.092 R)
• M4: 1,441,974 km (0.09 R)
• M5: 1,896,602 km (0.094 R)
• M6: 4,281,641 km (0.117 R)
• M7: 5,770,738 km (0.119 R)
• M8: 6,747,612 km (0.049 R)
• M9: 9,406,265 km (0.103 R)
• M10: 10,550,091 km (0.117 R)
• M11: 11,344,605 km (0.044 R)
• M12: 16,622,119 km (0.026 R)
• M13: 19,830,993 km (0.101 R)
• M14: 20,632,538 km (0.102 R)
• M15: 21,455,626 km (0.119 R)
• M16: 22,386,125 km (0.11 R)
• M17: 23,255,288 km (0.102 R)
• M18: 32,557,433 km (0.044 R)
• M19: 34,583,886 km (0.085 R)
• M20: 35,862,948 km (0.12 R)
• M21: 38,391,900 km (0.095 R)
• M22: 39,637,153 km (0.099 R)
• M23: 41,945,897 km (0.108 R)
• M24: 42,735,175 km (0.087 R)
• M25: 45,852,196 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 823.5

Radius: 5.6

Gravity: 26.26 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 14.64 AU - 15.74 AU

Year: 21843 Days

Day: 22 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,802,586 km

• M1: 71,957 km (0.091 R)
• M2: 280,646 km (0.113 R)
• M3: 569,669 km (0.102 R)
• M4: 830,119 km (0.091 R)
• M5: 1,182,272 km (0.085 R)
• M6: 1,377,348 km (0.08 R)
• M7: 2,958,747 km (0.083 R)
• M8: 3,380,164 km (0.077 R)
• M9: 3,872,939 km (0.058 R)
• M10: 4,483,149 km (0.075 R)
• M11: 6,512,594 km (0.093 R)
• M12: 9,789,984 km (0.099 R)
• M13: 13,197,973 km (0.045 R)
• M14: 14,489,601 km (0.051 R)
• M15: 17,588,072 km (0.094 R)
• M16: 18,311,527 km (0.108 R)
• M17: 20,011,857 km (0.082 R)
• M18: 20,900,169 km (0.112 R)
• M19: 21,506,938 km (0.106 R)
• M20: 22,649,566 km (0.091 R)
• M21: 22,968,060 km (0.1 R)
• M22: 28,850,398 km (0.045 R)
• M23: 29,099,628 km (0.065 R)
• M24: 31,407,325 km (0.069 R)
• M25: 40,286,707 km (0.075 R)
• M26: 42,019,050 km (0.048 R)
• M27: 43,800,461 km (0.071 R)
• M28: 49,802,777 km (0.082 R)
• M29: 52,720,384 km (0.093 R)
• M30: 58,295,298 km (0.077 R)
• M31: 67,265,187 km (0.084 R)
• M32: 72,880,791 km (0.046 R)
• M33: 78,074,082 km (0.116 R)
• M34: 83,761,344 km (0.095 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 17,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit