🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.62 AU - 0.68 AU

Year: 232 Days

Day: 23 Hours

Environment

Temp: 1 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,721,775 km

• M1: 66,272 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.7 AU - 1.02 AU

Year: 353 Days

Day: 13.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.17 AU - 1.17 AU

Year: 561 Days

Day: 28.2 Hours

Environment

Temp: -84 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,721,775 km

• M1: 39,494 km (0.096 R)

Asteroid Belt

Center: 2.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.4

Radius: 9.7

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.98 AU - 4.02 AU

Year: 3543 Days

Day: 7.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,721,775 km

• M1: 122,221 km (0.113 R)
• M2: 470,037 km (0.045 R)
• M3: 880,982 km (0.063 R)
• M4: 1,738,327 km (0.112 R)
• M5: 2,318,019 km (0.073 R)
• M6: 2,711,461 km (0.073 R)
• M7: 3,149,185 km (0.11 R)
• M8: 3,695,067 km (0.115 R)
• M9: 4,441,561 km (0.095 R)
• M10: 5,026,638 km (0.11 R)
• M11: 6,440,637 km (0.112 R)
• M12: 6,966,174 km (0.114 R)
• M13: 9,166,909 km (0.113 R)
• M14: 9,476,277 km (0.116 R)
• M15: 10,529,745 km (0.071 R)
• M16: 11,347,896 km (0.109 R)
• M17: 12,487,981 km (0.109 R)
• M18: 12,964,750 km (0.041 R)
• M19: 13,404,268 km (0.089 R)
• M20: 15,262,573 km (0.115 R)
• M21: 19,167,377 km (0.071 R)
• M22: 21,248,283 km (0.102 R)
• M23: 21,859,540 km (0.074 R)
• M24: 24,794,201 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.2

Radius: 10.6

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 5.02 AU - 8.22 AU

Year: 7544 Days

Day: 10.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,721,775 km

• M1: 131,796 km (0.062 R)
• M2: 842,834 km (0.079 R)
• M3: 1,250,040 km (0.1 R)
• M4: 1,677,740 km (0.087 R)
• M5: 2,105,291 km (0.089 R)
• M6: 2,495,442 km (0.099 R)
• M7: 3,119,415 km (0.114 R)
• M8: 4,513,368 km (0.083 R)
• M9: 4,876,143 km (0.088 R)
• M10: 5,534,373 km (0.112 R)
• M11: 6,049,588 km (0.059 R)
• M12: 7,176,210 km (0.081 R)
• M13: 10,309,986 km (0.119 R)
• M14: 10,991,704 km (0.101 R)
• M15: 11,343,558 km (0.118 R)
• M16: 11,911,730 km (0.101 R)
• M17: 12,882,471 km (0.105 R)
• M18: 16,829,760 km (0.113 R)
• M19: 17,637,589 km (0.094 R)
• M20: 19,918,358 km (0.028 R)
• M21: 20,745,784 km (0.068 R)
• M22: 22,069,426 km (0.069 R)
• M23: 22,955,344 km (0.109 R)
• M24: 23,948,824 km (0.104 R)
• M25: 25,143,662 km (0.086 R)
• M26: 26,467,603 km (0.074 R)
• M27: 27,101,150 km (0.072 R)
• M28: 28,776,497 km (0.046 R)
• M29: 33,160,911 km (0.113 R)
• M30: 34,109,511 km (0.109 R)
• M31: 37,402,609 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.3

Radius: 4.7

Gravity: 22.92 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.38 AU - 10.92 AU

Year: 14323 Days

Day: 20.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,721,775 km

• M1: 58,493 km (0.088 R)
• M2: 206,146 km (0.115 R)
• M3: 636,240 km (0.078 R)
• M4: 1,014,124 km (0.11 R)
• M5: 1,413,999 km (0.085 R)
• M6: 1,912,160 km (0.085 R)
• M7: 2,126,534 km (0.111 R)
• M8: 2,317,271 km (0.112 R)
• M9: 3,124,800 km (0.082 R)
• M10: 3,422,949 km (0.099 R)
• M11: 4,649,203 km (0.099 R)
• M12: 5,004,647 km (0.096 R)
• M13: 5,274,372 km (0.118 R)
• M14: 7,227,522 km (0.1 R)
• M15: 9,061,592 km (0.071 R)
• M16: 9,770,835 km (0.047 R)
• M17: 11,298,828 km (0.079 R)
• M18: 11,763,030 km (0.078 R)
• M19: 15,165,335 km (0.061 R)
• M20: 16,235,558 km (0.112 R)
• M21: 17,585,080 km (0.057 R)
• M22: 20,762,090 km (0.103 R)
• M23: 21,900,679 km (0.097 R)
• M24: 24,782,533 km (0.114 R)
• M25: 27,283,211 km (0.068 R)
• M26: 27,698,345 km (0.066 R)
• M27: 28,647,693 km (0.099 R)
• M28: 32,895,973 km (0.11 R)
• M29: 34,320,145 km (0.087 R)
• M30: 35,169,562 km (0.109 R)
• M31: 37,673,531 km (0.048 R)
• M32: 38,577,252 km (0.119 R)
• M33: 47,670,109 km (0.11 R)
• M34: 49,031,749 km (0.076 R)
• M35: 51,832,521 km (0.085 R)
• M36: 54,738,160 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.6

Radius: 4.7

Gravity: 41.04 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 8.85 AU - 13.53 AU

Year: 16580 Days

Day: 20.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,721,775 km

• M1: 58,493 km (0.118 R)
• M2: 327,470 km (0.117 R)
• M3: 524,789 km (0.09 R)
• M4: 1,413,849 km (0.11 R)
• M5: 1,590,375 km (0.079 R)
• M6: 2,007,903 km (0.095 R)
• M7: 3,881,167 km (0.08 R)
• M8: 4,563,932 km (0.103 R)
• M9: 4,808,375 km (0.056 R)
• M10: 5,594,362 km (0.116 R)
• M11: 6,121,844 km (0.108 R)
• M12: 6,593,676 km (0.058 R)
• M13: 8,410,392 km (0.1 R)
• M14: 9,266,391 km (0.069 R)
• M15: 11,593,386 km (0.107 R)
• M16: 12,381,169 km (0.044 R)
• M17: 14,881,697 km (0.059 R)
• M18: 20,475,610 km (0.105 R)
• M19: 20,758,649 km (0.094 R)
• M20: 22,612,765 km (0.047 R)
• M21: 23,118,556 km (0.105 R)
• M22: 23,943,289 km (0.058 R)
• M23: 24,574,592 km (0.094 R)
• M24: 26,871,518 km (0.088 R)
• M25: 28,129,935 km (0.101 R)
• M26: 31,760,825 km (0.088 R)
• M27: 32,013,496 km (0.12 R)
• M28: 36,653,872 km (0.046 R)
• M29: 39,351,271 km (0.077 R)
• M30: 40,525,614 km (0.103 R)
• M31: 40,674,015 km (0.077 R)
• M32: 42,483,402 km (0.103 R)
• M33: 46,586,273 km (0.075 R)
• M34: 50,773,069 km (0.056 R)
• M35: 51,291,724 km (0.119 R)
• M36: 51,639,539 km (0.118 R)
• M37: 53,223,781 km (0.079 R)
• M38: 55,021,798 km (0.117 R)
• M39: 56,119,846 km (0.112 R)
• M40: 67,705,752 km (0.034 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: 374 - 14,416 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit