🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.8 AU - 1.08 AU

Year: 325 Days

Day: 36.6 Hours

Environment

Temp: 108 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.82 AU - 1.36 AU

Year: 406 Days

Day: 18.2 Hours

Environment

Temp: 43 °C

Axial Tilt: 44.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.16 AU - 1.24 AU

Year: 469 Days

Day: 26.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 63,175,415 km

• M1: 176,226 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.08 AU - 1.48 AU

Year: 516 Days

Day: 36.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.68 AU - 2.12 AU

Year: 934 Days

Day: 47.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.02 AU - 2.74 AU

Year: 1309 Days

Day: 41.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802

Radius: 12.1

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.69 AU - 11.47 AU

Year: 12267 Days

Day: 6.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,175,415 km

• M1: 152,739 km (0.074 R)
• M2: 816,954 km (0.101 R)
• M3: 1,249,591 km (0.092 R)
• M4: 2,439,941 km (0.103 R)
• M5: 3,075,134 km (0.071 R)
• M6: 4,188,591 km (0.068 R)
• M7: 4,837,995 km (0.116 R)
• M8: 5,661,531 km (0.12 R)
• M9: 6,145,331 km (0.095 R)
• M10: 6,576,173 km (0.095 R)
• M11: 7,367,994 km (0.116 R)
• M12: 7,945,741 km (0.12 R)
• M13: 10,509,550 km (0.103 R)
• M14: 11,300,174 km (0.102 R)
• M15: 12,873,495 km (0.058 R)
• M16: 15,074,977 km (0.048 R)
• M17: 15,572,390 km (0.076 R)
• M18: 19,955,458 km (0.107 R)
• M19: 20,991,573 km (0.056 R)
• M20: 23,929,825 km (0.098 R)
• M21: 26,102,285 km (0.115 R)
• M22: 26,716,833 km (0.06 R)
• M23: 27,551,290 km (0.09 R)
• M24: 30,722,616 km (0.112 R)
• M25: 31,523,114 km (0.062 R)
• M26: 34,251,480 km (0.08 R)
• M27: 35,987,114 km (0.094 R)
• M28: 37,780,793 km (0.099 R)
• M29: 41,823,825 km (0.076 R)
• M30: 43,949,610 km (0.085 R)
• M31: 52,685,827 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.5

Radius: 4.5

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 12.89 AU - 14.47 AU

Year: 18035 Days

Day: 20.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 75.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,175,415 km

• M1: 56,099 km (0.102 R)
• M2: 212,279 km (0.093 R)
• M3: 364,869 km (0.091 R)
• M4: 886,517 km (0.051 R)
• M5: 1,343,389 km (0.039 R)
• M6: 1,801,458 km (0.115 R)
• M7: 2,177,846 km (0.096 R)
• M8: 2,644,442 km (0.099 R)
• M9: 3,798,440 km (0.069 R)
• M10: 4,085,667 km (0.089 R)
• M11: 5,810,381 km (0.066 R)
• M12: 5,981,671 km (0.029 R)
• M13: 7,475,555 km (0.118 R)
• M14: 8,179,712 km (0.051 R)
• M15: 9,434,390 km (0.11 R)
• M16: 10,058,362 km (0.115 R)
• M17: 14,328,783 km (0.099 R)
• M18: 18,245,106 km (0.071 R)
• M19: 18,985,466 km (0.045 R)
• M20: 19,362,901 km (0.108 R)
• M21: 21,734,327 km (0.106 R)
• M22: 22,734,688 km (0.097 R)
• M23: 25,278,300 km (0.041 R)
• M24: 26,948,860 km (0.098 R)
• M25: 31,339,707 km (0.073 R)
• M26: 35,382,290 km (0.082 R)
• M27: 37,824,326 km (0.052 R)
• M28: 41,000,737 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.8

Radius: 5.2

Gravity: 26.73 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 13.06 AU - 14.3 AU

Year: 18035 Days

Day: 24.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,175,415 km

• M1: 64,776 km (0.056 R)
• M2: 451,786 km (0.083 R)
• M3: 1,439,730 km (0.098 R)
• M4: 2,195,947 km (0.072 R)
• M5: 2,979,690 km (0.094 R)
• M6: 3,242,235 km (0.111 R)
• M7: 4,416,129 km (0.034 R)
• M8: 8,511,520 km (0.094 R)
• M9: 8,773,317 km (0.045 R)
• M10: 9,534,919 km (0.12 R)
• M11: 11,952,720 km (0.046 R)
• M12: 12,149,142 km (0.109 R)
• M13: 13,163,117 km (0.074 R)
• M14: 17,532,272 km (0.09 R)
• M15: 17,785,840 km (0.094 R)
• M16: 18,736,535 km (0.072 R)
• M17: 19,269,253 km (0.087 R)
• M18: 19,720,739 km (0.117 R)
• M19: 20,086,955 km (0.057 R)
• M20: 20,271,708 km (0.084 R)
• M21: 21,791,473 km (0.108 R)
• M22: 22,879,199 km (0.1 R)
• M23: 23,487,614 km (0.084 R)
• M24: 25,810,569 km (0.112 R)
• M25: 30,176,134 km (0.112 R)
• M26: 32,915,720 km (0.037 R)
• M27: 39,604,091 km (0.079 R)
• M28: 40,040,768 km (0.107 R)
• M29: 48,293,334 km (0.113 R)
• M30: 53,255,196 km (0.059 R)
• M31: 56,683,830 km (0.098 R)
• M32: 59,873,705 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.5

Radius: 6.9

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 17.94 AU - 20.98 AU

Year: 30599 Days

Day: 21.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,175,415 km

• M1: 85,869 km (0.109 R)
• M2: 330,013 km (0.108 R)
• M3: 863,479 km (0.032 R)
• M4: 1,355,357 km (0.082 R)
• M5: 1,983,518 km (0.113 R)
• M6: 2,373,669 km (0.107 R)
• M7: 3,359,819 km (0.108 R)
• M8: 3,944,597 km (0.109 R)
• M9: 4,963,209 km (0.102 R)
• M10: 5,387,019 km (0.104 R)
• M11: 5,645,375 km (0.095 R)
• M12: 7,691,575 km (0.102 R)
• M13: 7,972,071 km (0.076 R)
• M14: 9,855,508 km (0.1 R)
• M15: 10,929,620 km (0.107 R)
• M16: 12,651,791 km (0.086 R)
• M17: 14,760,971 km (0.118 R)
• M18: 15,341,112 km (0.105 R)
• M19: 15,562,666 km (0.067 R)
• M20: 18,891,369 km (0.033 R)
• M21: 20,186,886 km (0.114 R)
• M22: 20,992,022 km (0.097 R)
• M23: 22,953,699 km (0.106 R)
• M24: 25,034,456 km (0.056 R)
• M25: 29,680,966 km (0.054 R)
• M26: 47,942,527 km (0.083 R)
• M27: 52,319,911 km (0.101 R)
• M28: 54,177,318 km (0.103 R)
• M29: 60,562,604 km (0.053 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 18,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit