🌌 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: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.48 AU - 0.62 AU

Year: 150 Days

Day: 31.9 Hours

Environment

Temp: 237 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.79 AU - 0.91 AU

Year: 288 Days

Day: 47.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.78 AU - 0.96 AU

Year: 298 Days

Day: 38.3 Hours

Environment

Temp: 150 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 23,448,392 km

• M1: 141,370 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.19 AU - 1.49 AU

Year: 569 Days

Day: 31 Hours

Environment

Temp: -11 °C

Axial Tilt: 18.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 23,448,392 km

• M1: 477,516 km (0.108 R)
• M2: 678,426 km (0.029 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.33 AU - 2.73 AU

Year: 1477 Days

Day: 25.2 Hours

Environment

Temp: -89 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.22 AU - 3.3 AU

Year: 1683 Days

Day: 21.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,448,392 km

• M1: 124,765 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.8

Radius: 9

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 9.4 AU - 9.44 AU

Year: 10613 Days

Day: 8.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 23,448,392 km

• M1: 152,141 km (0.105 R)
• M2: 309,368 km (0.09 R)
• M3: 591,809 km (0.116 R)
• M4: 702,811 km (0.092 R)
• M5: 928,554 km (0.118 R)
• M6: 1,258,417 km (0.108 R)
• M7: 1,578,856 km (0.076 R)
• M8: 1,783,356 km (0.047 R)
• M9: 1,853,518 km (0.102 R)
• M10: 1,924,577 km (0.066 R)
• M11: 2,143,438 km (0.093 R)
• M12: 2,396,109 km (0.072 R)
• M13: 2,499,930 km (0.054 R)
• M14: 2,605,247 km (0.118 R)
• M15: 2,820,369 km (0.086 R)
• M16: 3,471,119 km (0.039 R)
• M17: 3,768,370 km (0.095 R)
• M18: 4,198,165 km (0.101 R)
• M19: 4,806,580 km (0.109 R)
• M20: 5,171,449 km (0.051 R)
• M21: 5,374,304 km (0.046 R)
• M22: 5,545,294 km (0.111 R)
• M23: 6,391,120 km (0.085 R)
• M24: 7,504,278 km (0.103 R)
• M25: 7,734,210 km (0.075 R)
• M26: 7,811,253 km (0.08 R)
• M27: 8,044,177 km (0.051 R)
• M28: 8,756,711 km (0.102 R)
• M29: 10,072,574 km (0.117 R)
• M30: 10,199,134 km (0.12 R)
• M31: 10,581,955 km (0.055 R)
• M32: 10,710,609 km (0.109 R)
• M33: 11,847,104 km (0.107 R)
• M34: 12,204,493 km (0.106 R)
• M35: 12,520,145 km (0.118 R)
• M36: 13,113,450 km (0.086 R)
• M37: 13,903,177 km (0.086 R)
• M38: 14,327,586 km (0.102 R)
• M39: 15,431,170 km (0.086 R)
• M40: 17,974,483 km (0.11 R)
• M41: 20,430,880 km (0.099 R)
• M42: 21,561,990 km (0.108 R)
• M43: 22,107,873 km (0.116 R)
• M44: 22,272,430 km (0.118 R)
• M45: 23,213,102 km (0.081 R)
• M46: 23,828,547 km (0.115 R)
• M47: 24,562,923 km (0.081 R)
• M48: 24,619,621 km (0.114 R)
• M49: 25,419,371 km (0.056 R)
• M50: 25,707,197 km (0.103 R)
• M51: 26,401,930 km (0.069 R)
• M52: 26,693,346 km (0.107 R)
• M53: 26,868,675 km (0.072 R)
• M54: 28,882,263 km (0.1 R)
• M55: 29,242,644 km (0.103 R)
• M56: 29,302,932 km (0.086 R)
• M57: 29,363,220 km (0.071 R)
• M58: 30,150,104 km (0.038 R)
• M59: 30,332,763 km (0.041 R)
• M60: 30,576,758 km (0.089 R)
• M61: 31,683,034 km (0.038 R)
• M62: 32,116,868 km (0.092 R)
• M63: 32,365,499 km (0.12 R)
• M64: 32,677,411 km (0.113 R)
• M65: 33,052,902 km (0.094 R)
• M66: 33,366,907 km (0.08 R)
• M67: 33,492,869 km (0.083 R)
• M68: 33,997,911 km (0.109 R)
• M69: 35,143,681 km (0.049 R)
• M70: 35,592,625 km (0.102 R)
• M71: 37,734,866 km (0.108 R)
• M72: 37,800,390 km (0.083 R)
• M73: 38,062,934 km (0.102 R)
• M74: 38,920,728 km (0.073 R)
• M75: 39,584,943 km (0.105 R)
• M76: 40,453,957 km (0.074 R)
• M77: 40,991,761 km (0.095 R)
• M78: 41,464,341 km (0.084 R)
• M79: 41,531,959 km (0.073 R)
• M80: 41,599,727 km (0.113 R)
• M81: 42,210,685 km (0.117 R)
• M82: 42,619,685 km (0.105 R)
• M83: 43,098,399 km (0.1 R)
• M84: 44,337,667 km (0.088 R)
• M85: 45,309,605 km (0.075 R)
• M86: 46,639,979 km (0.045 R)
• M87: 46,780,750 km (0.098 R)
• M88: 47,203,963 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.7

Radius: 11.3

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 10.47 AU - 11.37 AU

Year: 13247 Days

Day: 7.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 23,448,392 km

• M1: 255,663 km (0.062 R)
• M2: 432,936 km (0.112 R)
• M3: 648,208 km (0.113 R)
• M4: 1,061,397 km (0.085 R)
• M5: 1,400,984 km (0.108 R)
• M6: 1,535,473 km (0.104 R)
• M7: 1,688,511 km (0.071 R)
• M8: 1,817,614 km (0.12 R)
• M9: 1,905,727 km (0.109 R)
• M10: 2,101,401 km (0.071 R)
• M11: 2,225,268 km (0.096 R)
• M12: 2,351,529 km (0.116 R)
• M13: 2,644,741 km (0.098 R)
• M14: 2,898,160 km (0.113 R)
• M15: 3,106,549 km (0.109 R)
• M16: 3,302,074 km (0.085 R)
• M17: 3,630,890 km (0.105 R)
• M18: 4,027,923 km (0.106 R)
• M19: 4,339,984 km (0.101 R)
• M20: 4,518,903 km (0.112 R)
• M21: 4,720,710 km (0.1 R)
• M22: 4,884,221 km (0.073 R)
• M23: 5,028,882 km (0.1 R)
• M24: 5,112,208 km (0.051 R)
• M25: 5,322,543 km (0.087 R)
• M26: 6,575,574 km (0.104 R)
• M27: 6,873,723 km (0.094 R)
• M28: 7,106,198 km (0.113 R)
• M29: 7,770,861 km (0.096 R)
• M30: 8,159,666 km (0.092 R)
• M31: 8,405,904 km (0.054 R)
• M32: 8,480,254 km (0.1 R)
• M33: 8,804,882 km (0.061 R)
• M34: 9,389,510 km (0.049 R)
• M35: 9,699,477 km (0.074 R)
• M36: 9,777,567 km (0.055 R)
• M37: 10,170,860 km (0.072 R)
• M38: 11,163,143 km (0.064 R)
• M39: 11,795,493 km (0.107 R)
• M40: 12,552,757 km (0.046 R)
• M41: 13,037,604 km (0.119 R)
• M42: 13,470,540 km (0.119 R)
• M43: 13,586,778 km (0.112 R)
• M44: 14,321,004 km (0.052 R)
• M45: 14,558,566 km (0.103 R)
• M46: 15,735,901 km (0.118 R)
• M47: 15,888,939 km (0.049 R)
• M48: 16,320,529 km (0.049 R)
• M49: 16,568,712 km (0.075 R)
• M50: 16,662,211 km (0.03 R)
• M51: 16,818,241 km (0.036 R)
• M52: 17,069,117 km (0.07 R)
• M53: 17,257,910 km (0.091 R)
• M54: 18,020,560 km (0.066 R)
• M55: 18,116,601 km (0.095 R)
• M56: 18,245,106 km (0.109 R)
• M57: 18,438,237 km (0.099 R)
• M58: 18,567,340 km (0.081 R)
• M59: 19,545,710 km (0.031 R)
• M60: 19,776,390 km (0.12 R)
• M61: 19,875,573 km (0.084 R)
• M62: 20,007,967 km (0.077 R)
• M63: 20,674,575 km (0.073 R)
• M64: 20,808,914 km (0.074 R)
• M65: 21,044,381 km (0.104 R)
• M66: 21,654,292 km (0.09 R)
• M67: 21,756,467 km (0.114 R)
• M68: 22,064,040 km (0.072 R)
• M69: 22,166,814 km (0.096 R)
• M70: 22,476,332 km (0.106 R)
• M71: 22,683,525 km (0.085 R)
• M72: 22,960,580 km (0.084 R)
• M73: 23,099,706 km (0.1 R)
• M74: 23,204,126 km (0.079 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 17,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit