🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.41 AU - 0.65 AU

Year: 135 Days

Day: 15.1 Hours

Environment

Temp: 236 °C

Axial Tilt: 12.7 °

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: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.58 AU - 0.62 AU

Year: 163 Days

Day: 31.2 Hours

Environment

Temp: 246 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.73 AU - 0.97 AU

Year: 274 Days

Day: 16.9 Hours

Environment

Temp: 139 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,409,161 km

• M1: 372,050 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.87 AU - 1.13 AU

Year: 350 Days

Day: 32.5 Hours

Environment

Temp: 119 °C

Axial Tilt: 74.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.06 AU - 1.34 AU

Year: 460 Days

Day: 16.3 Hours

Environment

Temp: 28 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,409,161 km

• M1: 390,899 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.22 AU - 1.26 AU

Year: 483 Days

Day: 46.1 Hours

Environment

Temp: 35 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 77,409,161 km

• M1: 381,923 km (0.094 R)
• M2: 595,100 km (0.095 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.65 AU - 2.87 AU

Year: 1604 Days

Day: 34.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.6

Radius: 9.6

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.98 AU - 6.38 AU

Year: 4736 Days

Day: 11.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 77,409,161 km

• M1: 172,337 km (0.08 R)
• M2: 285,433 km (0.107 R)
• M3: 612,753 km (0.11 R)
• M4: 698,622 km (0.05 R)
• M5: 869,912 km (0.084 R)
• M6: 982,260 km (0.056 R)
• M7: 1,099,844 km (0.087 R)
• M8: 1,160,580 km (0.078 R)
• M9: 1,269,488 km (0.072 R)
• M10: 1,902,436 km (0.109 R)
• M11: 1,976,188 km (0.108 R)
• M12: 2,281,068 km (0.071 R)
• M13: 2,621,403 km (0.088 R)
• M14: 3,283,374 km (0.051 R)
• M15: 3,644,803 km (0.048 R)
• M16: 3,714,066 km (0.085 R)
• M17: 3,995,310 km (0.105 R)
• M18: 4,186,646 km (0.11 R)
• M19: 4,356,589 km (0.032 R)
• M20: 4,578,443 km (0.087 R)
• M21: 4,653,242 km (0.108 R)
• M22: 4,931,045 km (0.066 R)
• M23: 5,059,101 km (0.078 R)
• M24: 5,214,383 km (0.098 R)
• M25: 5,662,579 km (0.053 R)
• M26: 6,013,685 km (0.099 R)
• M27: 6,178,242 km (0.053 R)
• M28: 6,965,426 km (0.059 R)
• M29: 7,283,472 km (0.118 R)
• M30: 7,665,395 km (0.119 R)
• M31: 7,993,613 km (0.042 R)
• M32: 8,174,626 km (0.08 R)
• M33: 9,831,722 km (0.091 R)
• M34: 10,549,492 km (0.088 R)
• M35: 11,048,401 km (0.108 R)
• M36: 11,759,889 km (0.102 R)
• M37: 11,966,034 km (0.055 R)
• M38: 12,872,598 km (0.103 R)
• M39: 13,013,968 km (0.088 R)
• M40: 13,369,861 km (0.084 R)
• M41: 13,837,205 km (0.078 R)
• M42: 14,018,517 km (0.113 R)
• M43: 14,200,428 km (0.094 R)
• M44: 14,419,888 km (0.08 R)
• M45: 14,530,142 km (0.114 R)
• M46: 14,862,249 km (0.06 R)
• M47: 15,122,250 km (0.082 R)
• M48: 15,196,900 km (0.086 R)
• M49: 15,308,949 km (0.056 R)
• M50: 15,722,287 km (0.109 R)
• M51: 15,911,529 km (0.047 R)
• M52: 17,568,924 km (0.074 R)
• M53: 17,686,657 km (0.094 R)
• M54: 18,001,710 km (0.086 R)
• M55: 18,398,145 km (0.029 R)
• M56: 19,849,393 km (0.048 R)
• M57: 20,217,853 km (0.093 R)
• M58: 20,629,995 km (0.083 R)
• M59: 20,712,723 km (0.089 R)
• M60: 21,295,107 km (0.03 R)
• M61: 21,378,733 km (0.088 R)
• M62: 21,462,507 km (0.028 R)
• M63: 21,798,654 km (0.059 R)
• M64: 21,883,027 km (0.1 R)
• M65: 23,074,574 km (0.105 R)
• M66: 23,938,502 km (0.054 R)
• M67: 24,069,101 km (0.11 R)
• M68: 24,156,167 km (0.042 R)
• M69: 24,287,065 km (0.083 R)
• M70: 24,462,094 km (0.106 R)
• M71: 25,165,952 km (0.113 R)
• M72: 25,475,919 km (0.096 R)
• M73: 27,727,068 km (0.049 R)
• M74: 28,139,060 km (0.069 R)
• M75: 28,645,299 km (0.033 R)
• M76: 29,108,006 km (0.093 R)
• M77: 29,526,730 km (0.052 R)
• M78: 29,994,223 km (0.116 R)
• M79: 31,031,386 km (0.067 R)
• M80: 31,459,086 km (0.076 R)
• M81: 31,745,267 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.4

Radius: 7.4

Gravity: 15.62 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 12.02 AU - 16.02 AU

Year: 18365 Days

Day: 19.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 77,409,161 km

• M1: 98,884 km (0.037 R)
• M2: 147,354 km (0.111 R)
• M3: 555,457 km (0.116 R)
• M4: 664,813 km (0.1 R)
• M5: 733,927 km (0.083 R)
• M6: 1,144,274 km (0.071 R)
• M7: 1,373,308 km (0.083 R)
• M8: 2,008,052 km (0.077 R)
• M9: 2,249,503 km (0.053 R)
• M10: 2,464,027 km (0.062 R)
• M11: 2,990,013 km (0.081 R)
• M12: 4,538,949 km (0.1 R)
• M13: 4,947,800 km (0.047 R)
• M14: 5,416,041 km (0.112 R)
• M15: 5,655,548 km (0.049 R)
• M16: 6,444,826 km (0.083 R)
• M17: 6,801,018 km (0.083 R)
• M18: 8,731,878 km (0.101 R)
• M19: 9,872,861 km (0.093 R)
• M20: 10,639,401 km (0.072 R)
• M21: 11,486,125 km (0.064 R)
• M22: 12,543,333 km (0.119 R)
• M23: 13,115,395 km (0.081 R)
• M24: 13,437,030 km (0.06 R)
• M25: 13,631,208 km (0.058 R)
• M26: 14,949,465 km (0.117 R)
• M27: 15,896,120 km (0.108 R)
• M28: 16,307,813 km (0.11 R)
• M29: 17,281,995 km (0.118 R)
• M30: 18,346,533 km (0.05 R)
• M31: 18,922,934 km (0.092 R)
• M32: 19,286,307 km (0.044 R)
• M33: 19,432,315 km (0.029 R)
• M34: 19,651,924 km (0.104 R)
• M35: 19,725,227 km (0.111 R)
• M36: 19,872,282 km (0.103 R)
• M37: 21,137,132 km (0.076 R)
• M38: 22,121,636 km (0.085 R)
• M39: 22,734,987 km (0.061 R)
• M40: 23,121,249 km (0.116 R)
• M41: 23,743,576 km (0.084 R)
• M42: 24,292,749 km (0.08 R)
• M43: 25,723,803 km (0.115 R)
• M44: 25,964,954 km (0.054 R)
• M45: 27,838,817 km (0.108 R)
• M46: 28,666,991 km (0.117 R)
• M47: 29,251,620 km (0.064 R)
• M48: 29,335,394 km (0.092 R)
• M49: 32,319,573 km (0.119 R)
• M50: 33,015,053 km (0.107 R)
• M51: 33,627,806 km (0.064 R)
• M52: 34,155,887 km (0.059 R)
• M53: 34,686,660 km (0.083 R)
• M54: 36,025,710 km (0.072 R)
• M55: 36,295,585 km (0.109 R)
• M56: 36,746,922 km (0.088 R)
• M57: 37,746,086 km (0.11 R)
• M58: 38,020,149 km (0.08 R)
• M59: 38,203,257 km (0.058 R)
• M60: 38,294,811 km (0.081 R)
• M61: 38,478,368 km (0.114 R)
• M62: 38,846,378 km (0.059 R)
• M63: 40,050,043 km (0.102 R)
• M64: 40,422,990 km (0.112 R)
• M65: 40,890,633 km (0.078 R)
• M66: 42,115,092 km (0.119 R)
• M67: 43,542,704 km (0.111 R)
• M68: 46,152,140 km (0.104 R)
• M69: 48,414,808 km (0.105 R)
• M70: 49,310,001 km (0.074 R)
• M71: 49,709,577 km (0.107 R)
• M72: 49,809,658 km (0.076 R)
• M73: 50,310,961 km (0.11 R)
• M74: 51,116,695 km (0.077 R)
• M75: 51,419,780 km (0.103 R)
• M76: 52,944,930 km (0.084 R)
• M77: 53,354,081 km (0.099 R)
• M78: 54,897,781 km (0.118 R)
• M79: 55,104,824 km (0.112 R)
• M80: 55,415,689 km (0.051 R)
• M81: 57,188,424 km (0.07 R)
• M82: 58,134,481 km (0.119 R)
• M83: 58,768,028 km (0.119 R)
• M84: 60,682,431 km (0.089 R)
• M85: 63,375,193 km (0.093 R)
• M86: 64,136,048 km (0.098 R)
• M87: 64,900,044 km (0.07 R)
• M88: 65,228,262 km (0.097 R)
• M89: 67,542,092 km (0.096 R)
• M90: 69,546,554 km (0.119 R)
• M91: 69,770,502 km (0.032 R)
• M92: 71,118,977 km (0.048 R)
• M93: 71,909,602 km (0.107 R)
• M94: 73,385,684 km (0.034 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 10,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit