🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.54 AU - 0.88 AU

Year: 223 Days

Day: 14.7 Hours

Environment

Temp: 103 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.74 AU - 0.9 AU

Year: 277 Days

Day: 37 Hours

Environment

Temp: 154 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.07 AU - 1.43 AU

Year: 521 Days

Day: 13.9 Hours

Environment

Temp: -7 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.02 AU - 1.52 AU

Year: 534 Days

Day: 29 Hours

Environment

Temp: -1 °C

Axial Tilt: 11.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.72 AU - 2.34 AU

Year: 1078 Days

Day: 47 Hours

Environment

Temp: -75 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,719,541 km

• M1: 163,361 km (0.063 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.41 AU - 2.65 AU

Year: 1500 Days

Day: 30.9 Hours

Environment

Temp: -100 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 11.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.9

Radius: 10.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 10.31 AU - 12.29 AU

Year: 14160 Days

Day: 14.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 83,719,541 km

• M1: 176,675 km (0.116 R)
• M2: 250,277 km (0.108 R)
• M3: 530,624 km (0.11 R)
• M4: 884,871 km (0.09 R)
• M5: 984,354 km (0.074 R)
• M6: 1,375,403 km (0.118 R)
• M7: 1,468,752 km (0.087 R)
• M8: 1,540,110 km (0.083 R)
• M9: 1,787,096 km (0.079 R)
• M10: 2,431,564 km (0.108 R)
• M11: 2,928,827 km (0.117 R)
• M12: 3,618,772 km (0.105 R)
• M13: 4,392,343 km (0.065 R)
• M14: 4,496,912 km (0.03 R)
• M15: 4,924,014 km (0.052 R)
• M16: 4,996,419 km (0.111 R)
• M17: 5,069,124 km (0.116 R)
• M18: 5,142,427 km (0.071 R)
• M19: 5,588,827 km (0.078 R)
• M20: 6,479,233 km (0.106 R)
• M21: 6,638,555 km (0.113 R)
• M22: 7,083,609 km (0.104 R)
• M23: 7,247,867 km (0.093 R)
• M24: 7,622,012 km (0.086 R)
• M25: 8,130,794 km (0.12 R)
• M26: 8,650,497 km (0.085 R)
• M27: 8,782,143 km (0.093 R)
• M28: 9,540,604 km (0.075 R)
• M29: 9,767,694 km (0.1 R)
• M30: 10,134,807 km (0.088 R)
• M31: 10,741,127 km (0.038 R)
• M32: 12,629,501 km (0.046 R)
• M33: 13,130,056 km (0.108 R)
• M34: 13,739,368 km (0.117 R)
• M35: 13,944,616 km (0.119 R)
• M36: 15,143,942 km (0.112 R)
• M37: 15,355,773 km (0.086 R)
• M38: 15,462,137 km (0.111 R)
• M39: 17,473,480 km (0.078 R)
• M40: 18,368,375 km (0.092 R)
• M41: 18,707,962 km (0.093 R)
• M42: 19,508,161 km (0.119 R)
• M43: 19,738,841 km (0.063 R)
• M44: 20,144,700 km (0.114 R)
• M45: 20,261,087 km (0.114 R)
• M46: 20,905,704 km (0.076 R)
• M47: 21,616,593 km (0.111 R)
• M48: 22,035,018 km (0.097 R)
• M49: 22,335,560 km (0.104 R)
• M50: 22,879,798 km (0.114 R)
• M51: 23,062,157 km (0.115 R)
• M52: 23,184,080 km (0.093 R)
• M53: 23,981,436 km (0.103 R)
• M54: 25,603,077 km (0.058 R)
• M55: 25,792,468 km (0.06 R)
• M56: 25,982,308 km (0.119 R)
• M57: 27,453,154 km (0.063 R)
• M58: 30,141,577 km (0.099 R)
• M59: 30,609,071 km (0.057 R)
• M60: 30,742,961 km (0.069 R)
• M61: 31,483,321 km (0.118 R)
• M62: 31,753,943 km (0.107 R)
• M63: 32,161,448 km (0.096 R)
• M64: 35,061,851 km (0.093 R)
• M65: 38,044,833 km (0.1 R)
• M66: 38,477,620 km (0.079 R)
• M67: 38,622,131 km (0.085 R)
• M68: 39,275,126 km (0.118 R)
• M69: 39,785,554 km (0.1 R)
• M70: 40,005,014 km (0.102 R)
• M71: 40,371,678 km (0.044 R)
• M72: 41,182,050 km (0.073 R)
• M73: 41,923,457 km (0.115 R)
• M74: 43,871,820 km (0.099 R)
• M75: 44,933,067 km (0.063 R)
• M76: 46,694,881 km (0.11 R)
• M77: 46,772,073 km (0.078 R)
• M78: 47,235,677 km (0.088 R)
• M79: 47,468,003 km (0.045 R)
• M80: 47,623,136 km (0.085 R)
• M81: 50,127,853 km (0.069 R)
• M82: 50,602,377 km (0.043 R)
• M83: 52,274,433 km (0.071 R)
• M84: 52,996,691 km (0.088 R)
• M85: 53,399,259 km (0.066 R)
• M86: 53,479,892 km (0.118 R)
• M87: 53,802,874 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.9

Radius: 3.6

Gravity: 64.19 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 12.35 AU - 16.99 AU

Year: 20946 Days

Day: 21.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 83,719,541 km

• M1: 299,345 km (0.043 R)
• M2: 1,305,391 km (0.097 R)
• M3: 2,045,601 km (0.095 R)
• M4: 2,191,908 km (0.089 R)
• M5: 2,303,957 km (0.069 R)
• M6: 3,097,424 km (0.066 R)
• M7: 3,223,236 km (0.092 R)
• M8: 3,436,413 km (0.089 R)
• M9: 5,200,471 km (0.042 R)
• M10: 5,653,004 km (0.104 R)
• M11: 5,961,625 km (0.084 R)
• M12: 7,925,246 km (0.049 R)
• M13: 10,692,957 km (0.081 R)
• M14: 12,375,783 km (0.092 R)
• M15: 14,417,196 km (0.05 R)
• M16: 14,908,475 km (0.065 R)
• M17: 16,487,331 km (0.057 R)
• M18: 16,633,488 km (0.112 R)
• M19: 16,706,791 km (0.038 R)
• M20: 17,593,906 km (0.108 R)
• M21: 17,818,154 km (0.107 R)
• M22: 17,893,102 km (0.065 R)
• M23: 18,193,943 km (0.073 R)
• M24: 19,490,807 km (0.027 R)
• M25: 19,877,967 km (0.094 R)
• M26: 20,189,429 km (0.073 R)
• M27: 20,502,538 km (0.054 R)
• M28: 21,931,497 km (0.11 R)
• M29: 22,253,282 km (0.108 R)
• M30: 22,495,780 km (0.11 R)
• M31: 24,217,053 km (0.083 R)
• M32: 25,051,510 km (0.099 R)
• M33: 25,725,747 km (0.072 R)
• M34: 25,810,420 km (0.042 R)
• M35: 27,437,446 km (0.062 R)
• M36: 28,394,573 km (0.102 R)
• M37: 28,745,231 km (0.097 R)
• M38: 29,097,384 km (0.085 R)
• M39: 30,073,062 km (0.05 R)
• M40: 30,430,600 km (0.114 R)
• M41: 30,699,577 km (0.095 R)
• M42: 31,059,510 km (0.101 R)
• M43: 31,240,075 km (0.105 R)
• M44: 32,056,580 km (0.118 R)
• M45: 33,064,121 km (0.083 R)
• M46: 33,156,124 km (0.098 R)
• M47: 33,525,481 km (0.039 R)
• M48: 34,828,628 km (0.113 R)
• M49: 34,922,277 km (0.103 R)
• M50: 35,769,449 km (0.039 R)
• M51: 35,863,995 km (0.052 R)
• M52: 36,814,091 km (0.077 R)
• M53: 38,351,359 km (0.099 R)
• M54: 38,545,088 km (0.106 R)
• M55: 42,785,889 km (0.105 R)
• M56: 42,986,649 km (0.12 R)
• M57: 43,288,537 km (0.06 R)
• M58: 45,216,256 km (0.115 R)
• M59: 45,318,581 km (0.096 R)
• M60: 45,728,329 km (0.088 R)
• M61: 46,861,234 km (0.071 R)
• M62: 47,587,083 km (0.04 R)
• M63: 49,470,520 km (0.117 R)
• M64: 49,575,837 km (0.033 R)
• M65: 51,165,015 km (0.077 R)
• M66: 52,448,415 km (0.038 R)
• M67: 52,770,798 km (0.111 R)
• M68: 53,633,978 km (0.099 R)
• M69: 54,393,187 km (0.106 R)
• M70: 54,828,517 km (0.089 R)
• M71: 56,141,538 km (0.037 R)
• M72: 57,243,625 km (0.107 R)
• M73: 58,019,290 km (0.069 R)
• M74: 59,021,746 km (0.034 R)
• M75: 59,581,092 km (0.117 R)
• M76: 61,496,094 km (0.08 R)
• M77: 62,063,220 km (0.094 R)
• M78: 62,176,765 km (0.094 R)
• M79: 62,517,997 km (0.099 R)
• M80: 64,809,089 km (0.082 R)
• M81: 64,924,429 km (0.074 R)
• M82: 65,155,109 km (0.075 R)
• M83: 67,010,870 km (0.116 R)
• M84: 67,828,273 km (0.059 R)
• M85: 70,418,560 km (0.06 R)
• M86: 70,893,085 km (0.09 R)
• M87: 71,249,576 km (0.099 R)
• M88: 73,160,988 km (0.085 R)
• M89: 74,605,655 km (0.04 R)
• M90: 75,089,305 km (0.103 R)
• M91: 77,156,299 km (0.03 R)
• M92: 77,523,113 km (0.083 R)
• M93: 80,106,219 km (0.043 R)
• M94: 81,221,920 km (0.116 R)
• M95: 81,719,333 km (0.108 R)
• M96: 83,218,004 km (0.116 R)
• M97: 83,468,581 km (0.066 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 16,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit