🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.45 AU - 0.67 AU

Year: 151 Days

Day: 18.1 Hours

Environment

Temp: 237 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.59 AU - 0.61 AU

Year: 167 Days

Day: 44.3 Hours

Environment

Temp: 231 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.89 AU - 0.95 AU

Year: 318 Days

Day: 33.9 Hours

Environment

Temp: 108 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.86 AU - 1 AU

Year: 323 Days

Day: 41.3 Hours

Environment

Temp: 101 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,336,237 km

• M1: 128,355 km (0.079 R)
• M2: 327,171 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.02 AU - 1.28 AU

Year: 444 Days

Day: 46.7 Hours

Environment

Temp: 15 °C

Axial Tilt: 118.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Gas Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.3

Radius: 12.1

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 8.11 AU - 12.35 AU

Year: 11776 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 60,336,237 km

• M1: 177,124 km (0.104 R)
• M2: 266,583 km (0.091 R)
• M3: 550,670 km (0.101 R)
• M4: 680,072 km (0.084 R)
• M5: 830,867 km (0.051 R)
• M6: 910,901 km (0.113 R)
• M7: 993,928 km (0.083 R)
• M8: 1,090,419 km (0.053 R)
• M9: 1,201,869 km (0.111 R)
• M10: 1,461,122 km (0.036 R)
• M11: 1,597,705 km (0.117 R)
• M12: 1,804,300 km (0.078 R)
• M13: 1,938,040 km (0.116 R)
• M14: 2,088,985 km (0.085 R)
• M15: 2,417,651 km (0.055 R)
• M16: 2,625,891 km (0.057 R)
• M17: 2,763,073 km (0.097 R)
• M18: 3,237,298 km (0.111 R)
• M19: 3,401,257 km (0.099 R)
• M20: 3,857,531 km (0.108 R)
• M21: 3,944,297 km (0.113 R)
• M22: 4,084,321 km (0.105 R)
• M23: 4,333,551 km (0.056 R)
• M24: 4,441,860 km (0.114 R)
• M25: 4,679,721 km (0.12 R)
• M26: 4,921,770 km (0.098 R)
• M27: 5,206,305 km (0.111 R)
• M28: 5,302,347 km (0.101 R)
• M29: 6,051,832 km (0.105 R)
• M30: 6,213,847 km (0.08 R)
• M31: 6,438,992 km (0.074 R)
• M32: 6,960,789 km (0.068 R)
• M33: 7,109,489 km (0.116 R)
• M34: 7,496,349 km (0.092 R)
• M35: 8,425,950 km (0.12 R)
• M36: 8,743,996 km (0.071 R)
• M37: 9,089,118 km (0.089 R)
• M38: 9,181,869 km (0.11 R)
• M39: 9,274,918 km (0.045 R)
• M40: 9,887,821 km (0.082 R)
• M41: 9,983,264 km (0.04 R)
• M42: 10,392,414 km (0.046 R)
• M43: 11,202,487 km (0.114 R)
• M44: 11,527,114 km (0.092 R)
• M45: 11,804,319 km (0.028 R)
• M46: 12,058,187 km (0.12 R)
• M47: 12,390,892 km (0.034 R)
• M48: 12,545,577 km (0.104 R)
• M49: 12,648,949 km (0.075 R)
• M50: 12,830,710 km (0.039 R)
• M51: 13,354,602 km (0.079 R)
• M52: 13,486,697 km (0.095 R)
• M53: 14,396,401 km (0.056 R)
• M54: 14,586,241 km (0.028 R)
• M55: 15,658,559 km (0.11 R)
• M56: 15,825,809 km (0.107 R)
• M57: 15,937,708 km (0.076 R)
• M58: 16,472,521 km (0.109 R)
• M59: 17,070,463 km (0.105 R)
• M60: 17,271,373 km (0.114 R)
• M61: 17,357,691 km (0.089 R)
• M62: 17,937,084 km (0.056 R)
• M63: 18,229,099 km (0.081 R)
• M64: 19,863,456 km (0.032 R)
• M65: 20,014,400 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.2

Radius: 14.7

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 10.05 AU - 10.95 AU

Year: 12245 Days

Day: 6.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 60,336,237 km

• M1: 392,694 km (0.096 R)
• M2: 511,176 km (0.101 R)
• M3: 664,065 km (0.105 R)
• M4: 815,458 km (0.101 R)
• M5: 1,344,885 km (0.105 R)
• M6: 2,559,320 km (0.052 R)
• M7: 2,714,603 km (0.119 R)
• M8: 3,034,892 km (0.109 R)
• M9: 3,199,749 km (0.115 R)
• M10: 3,435,665 km (0.047 R)
• M11: 3,818,186 km (0.08 R)
• M12: 4,586,521 km (0.11 R)
• M13: 4,853,404 km (0.088 R)
• M14: 5,563,096 km (0.092 R)
• M15: 5,725,260 km (0.11 R)
• M16: 6,474,895 km (0.111 R)
• M17: 6,731,605 km (0.089 R)
• M18: 7,522,230 km (0.075 R)
• M19: 7,974,314 km (0.087 R)
• M20: 8,575,249 km (0.054 R)
• M21: 8,716,021 km (0.113 R)
• M22: 10,415,004 km (0.077 R)
• M23: 10,918,999 km (0.108 R)
• M24: 11,122,901 km (0.113 R)
• M25: 11,276,538 km (0.101 R)
• M26: 12,266,577 km (0.078 R)
• M27: 12,852,551 km (0.086 R)
• M28: 13,121,828 km (0.12 R)
• M29: 13,941,175 km (0.093 R)
• M30: 14,329,232 km (0.084 R)
• M31: 14,608,681 km (0.039 R)
• M32: 14,889,925 km (0.09 R)
• M33: 15,457,649 km (0.105 R)
• M34: 19,441,590 km (0.053 R)
• M35: 19,999,739 km (0.1 R)
• M36: 22,414,399 km (0.094 R)
• M37: 22,999,775 km (0.114 R)
• M38: 23,196,047 km (0.104 R)
• M39: 23,392,769 km (0.047 R)
• M40: 24,852,844 km (0.1 R)
• M41: 25,593,952 km (0.107 R)
• M42: 26,753,485 km (0.061 R)
• M43: 27,582,257 km (0.093 R)
• M44: 28,419,556 km (0.114 R)
• M45: 28,630,340 km (0.109 R)
• M46: 29,053,103 km (0.08 R)
• M47: 29,194,473 km (0.047 R)
• M48: 29,336,142 km (0.054 R)
• M49: 29,549,020 km (0.117 R)
• M50: 29,762,347 km (0.057 R)
• M51: 30,621,188 km (0.106 R)
• M52: 31,488,108 km (0.114 R)
• M53: 32,803,522 km (0.106 R)
• M54: 33,024,478 km (0.04 R)
• M55: 33,839,038 km (0.059 R)
• M56: 34,585,233 km (0.075 R)
• M57: 35,336,962 km (0.109 R)
• M58: 35,639,150 km (0.096 R)
• M59: 36,018,081 km (0.041 R)
• M60: 36,322,213 km (0.091 R)
• M61: 37,855,592 km (0.104 R)
• M62: 38,242,152 km (0.117 R)
• M63: 38,474,777 km (0.092 R)
• M64: 38,707,851 km (0.116 R)
• M65: 39,097,404 km (0.042 R)
• M66: 39,488,303 km (0.118 R)
• M67: 42,581,089 km (0.056 R)
• M68: 44,278,576 km (0.12 R)
• M69: 44,849,292 km (0.106 R)
• M70: 45,504,531 km (0.103 R)
• M71: 46,990,337 km (0.11 R)
• M72: 50,264,137 km (0.096 R)
• M73: 51,029,928 km (0.119 R)
• M74: 51,286,189 km (0.051 R)
• M75: 52,918,302 km (0.099 R)
• M76: 53,177,705 km (0.049 R)
• M77: 53,437,407 km (0.101 R)
• M78: 55,267,138 km (0.047 R)
• M79: 55,881,537 km (0.082 R)
• M80: 56,675,004 km (0.06 R)
• M81: 56,851,828 km (0.067 R)
• M82: 58,272,859 km (0.064 R)
• M83: 59,346,373 km (0.101 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 11,749 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit