🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.47 AU - 0.77 AU

Year: 184 Days

Day: 13 Hours

Environment

Temp: 141 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,623,286 km

• M1: 60,587 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.7 AU - 1.12 AU

Year: 327 Days

Day: 43.7 Hours

Environment

Temp: 31 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.09 AU - 1.61 AU

Year: 591 Days

Day: 32.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.31 AU - 1.57 AU

Year: 651 Days

Day: 46.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.62 AU - 2.54 AU

Year: 1130 Days

Day: 32.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,623,286 km

• M1: 909,854 km (0.086 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.82 AU - 2.74 AU

Year: 1297 Days

Day: 38.3 Hours

Environment

Temp: -92 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,623,286 km

• M1: 1,067,680 km (0.096 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.92 AU - 3.02 AU

Year: 1462 Days

Day: 17.2 Hours

Environment

Temp: -85 °C

Axial Tilt: 22.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,623,286 km

• M1: 758,312 km (0.038 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.57 AU - 4.89 AU

Year: 3277 Days

Day: 12.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,623,286 km

• M1: 1,157,738 km (0.101 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.9

Radius: 12.4

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.08 AU - 6.18 AU

Year: 5033 Days

Day: 14.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 77,623,286 km

• M1: 169,195 km (0.11 R)
• M2: 346,618 km (0.078 R)
• M3: 450,439 km (0.062 R)
• M4: 686,056 km (0.048 R)
• M5: 800,349 km (0.104 R)
• M6: 1,153,998 km (0.107 R)
• M7: 1,405,921 km (0.111 R)
• M8: 1,538,764 km (0.075 R)
• M9: 2,037,523 km (0.119 R)
• M10: 2,443,831 km (0.112 R)
• M11: 3,466,332 km (0.118 R)
• M12: 3,999,050 km (0.099 R)
• M13: 4,190,536 km (0.086 R)
• M14: 4,508,132 km (0.059 R)
• M15: 5,012,127 km (0.09 R)
• M16: 5,244,901 km (0.066 R)
• M17: 5,640,737 km (0.045 R)
• M18: 5,774,927 km (0.104 R)
• M19: 6,019,070 km (0.067 R)
• M20: 6,349,981 km (0.067 R)
• M21: 6,573,929 km (0.047 R)
• M22: 6,743,573 km (0.054 R)
• M23: 7,000,881 km (0.051 R)
• M24: 8,152,785 km (0.118 R)
• M25: 8,549,967 km (0.113 R)
• M26: 8,673,385 km (0.113 R)
• M27: 9,522,353 km (0.105 R)
• M28: 9,714,587 km (0.086 R)
• M29: 9,843,540 km (0.072 R)
• M30: 10,102,943 km (0.057 R)
• M31: 10,233,691 km (0.081 R)
• M32: 10,331,977 km (0.104 R)
• M33: 10,661,990 km (0.115 R)
• M34: 10,995,593 km (0.103 R)
• M35: 11,096,422 km (0.119 R)
• M36: 11,197,401 km (0.106 R)
• M37: 11,947,933 km (0.106 R)
• M38: 12,120,719 km (0.084 R)
• M39: 12,364,114 km (0.104 R)
• M40: 12,926,453 km (0.08 R)
• M41: 13,175,234 km (0.039 R)
• M42: 13,317,950 km (0.12 R)
• M43: 13,713,487 km (0.08 R)
• M44: 14,185,768 km (0.059 R)
• M45: 14,332,224 km (0.1 R)
• M46: 14,700,384 km (0.081 R)
• M47: 14,885,736 km (0.082 R)
• M48: 15,109,086 km (0.113 R)
• M49: 15,861,862 km (0.081 R)
• M50: 16,089,999 km (0.087 R)
• M51: 16,395,927 km (0.064 R)
• M52: 16,511,267 km (0.113 R)
• M53: 17,013,616 km (0.073 R)
• M54: 17,247,288 km (0.089 R)
• M55: 17,364,573 km (0.105 R)
• M56: 17,796,611 km (0.11 R)
• M57: 19,845,654 km (0.09 R)
• M58: 20,338,579 km (0.119 R)
• M59: 20,503,884 km (0.075 R)
• M60: 20,918,869 km (0.045 R)
• M61: 21,420,620 km (0.057 R)
• M62: 21,546,581 km (0.062 R)
• M63: 22,435,791 km (0.106 R)
• M64: 22,649,267 km (0.095 R)
• M65: 22,992,295 km (0.047 R)
• M66: 23,121,398 km (0.099 R)
• M67: 23,683,437 km (0.037 R)
• M68: 25,619,234 km (0.112 R)
• M69: 25,708,394 km (0.086 R)
• M70: 26,470,745 km (0.104 R)
• M71: 27,013,336 km (0.115 R)
• M72: 27,195,098 km (0.098 R)
• M73: 27,696,699 km (0.105 R)
• M74: 27,788,253 km (0.083 R)
• M75: 28,663,102 km (0.086 R)
• M76: 30,109,713 km (0.087 R)
• M77: 30,676,091 km (0.083 R)
• M78: 31,819,467 km (0.061 R)
• M79: 32,059,422 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357.4

Radius: 5.8

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 16.38 AU - 19.42 AU

Year: 28530 Days

Day: 22.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 77,623,286 km

• M1: 91,703 km (0.109 R)
• M2: 149,747 km (0.07 R)
• M3: 200,611 km (0.064 R)
• M4: 435,479 km (0.083 R)
• M5: 475,123 km (0.05 R)
• M6: 516,113 km (0.034 R)
• M7: 1,099,844 km (0.031 R)
• M8: 1,416,991 km (0.074 R)
• M9: 1,477,728 km (0.097 R)
• M10: 2,561,415 km (0.05 R)
• M11: 4,221,802 km (0.051 R)
• M12: 4,487,637 km (0.105 R)
• M13: 4,758,858 km (0.054 R)
• M14: 8,459,460 km (0.077 R)
• M15: 9,019,854 km (0.036 R)
• M16: 10,117,154 km (0.084 R)
• M17: 10,891,922 km (0.107 R)
• M18: 11,134,121 km (0.118 R)
• M19: 11,623,904 km (0.104 R)
• M20: 12,434,725 km (0.114 R)
• M21: 12,624,415 km (0.045 R)
• M22: 13,979,023 km (0.116 R)
• M23: 15,108,936 km (0.051 R)
• M24: 16,406,099 km (0.044 R)
• M25: 16,614,190 km (0.055 R)
• M26: 16,683,753 km (0.072 R)
• M27: 17,596,749 km (0.115 R)
• M28: 19,324,455 km (0.093 R)
• M29: 19,544,214 km (0.035 R)
• M30: 19,617,666 km (0.086 R)
• M31: 19,764,871 km (0.094 R)
• M32: 20,955,071 km (0.114 R)
• M33: 21,710,840 km (0.06 R)
• M34: 22,398,541 km (0.089 R)
• M35: 24,424,994 km (0.089 R)
• M36: 25,140,072 km (0.113 R)
• M37: 27,326,295 km (0.118 R)
• M38: 27,902,845 km (0.082 R)
• M39: 29,404,060 km (0.112 R)
• M40: 29,488,283 km (0.061 R)
• M41: 29,994,971 km (0.12 R)
• M42: 30,419,381 km (0.074 R)
• M43: 32,397,214 km (0.09 R)
• M44: 33,269,968 km (0.049 R)
• M45: 33,973,826 km (0.102 R)
• M46: 34,327,625 km (0.063 R)
• M47: 34,504,898 km (0.106 R)
• M48: 36,566,058 km (0.12 R)
• M49: 36,747,221 km (0.058 R)
• M50: 37,292,356 km (0.097 R)
• M51: 37,840,183 km (0.104 R)
• M52: 37,931,737 km (0.092 R)
• M53: 38,574,709 km (0.093 R)
• M54: 39,406,622 km (0.061 R)
• M55: 40,338,019 km (0.082 R)
• M56: 40,806,410 km (0.104 R)
• M57: 44,714,504 km (0.03 R)
• M58: 45,199,201 km (0.116 R)
• M59: 45,296,440 km (0.113 R)
• M60: 45,783,232 km (0.085 R)
• M61: 46,271,669 km (0.116 R)
• M62: 47,056,908 km (0.116 R)
• M63: 47,846,635 km (0.035 R)
• M64: 48,243,069 km (0.091 R)
• M65: 48,441,735 km (0.111 R)
• M66: 49,539,185 km (0.072 R)
• M67: 51,048,777 km (0.071 R)
• M68: 52,880,155 km (0.086 R)
• M69: 54,216,064 km (0.117 R)
• M70: 54,422,658 km (0.101 R)
• M71: 54,836,446 km (0.059 R)
• M72: 56,816,374 km (0.106 R)
• M73: 57,131,128 km (0.075 R)
• M74: 58,925,704 km (0.038 R)
• M75: 59,244,347 km (0.072 R)
• M76: 59,670,103 km (0.11 R)
• M77: 61,921,551 km (0.066 R)
• M78: 62,461,749 km (0.058 R)
• M79: 63,220,659 km (0.111 R)
• M80: 64,528,593 km (0.102 R)
• M81: 64,638,098 km (0.073 R)
• M82: 65,185,926 km (0.119 R)
• M83: 66,949,685 km (0.109 R)
• M84: 67,504,094 km (0.055 R)
• M85: 68,617,402 km (0.107 R)
• M86: 69,512,446 km (0.114 R)
• M87: 72,789,238 km (0.112 R)
• M88: 73,131,069 km (0.098 R)
• M89: 73,245,062 km (0.088 R)
• M90: 73,701,934 km (0.103 R)
• M91: 74,618,520 km (0.109 R)
• M92: 75,078,235 km (0.102 R)
• M93: 76,231,634 km (0.057 R)
• M94: 76,462,912 km (0.06 R)
• M95: 76,926,367 km (0.096 R)
• M96: 77,390,718 km (0.084 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 11,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit