🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.71 AU - 0.81 AU

Year: 204 Days

Day: 31.9 Hours

Environment

Temp: 262 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.76 AU - 0.82 AU

Year: 216 Days

Day: 20.9 Hours

Environment

Temp: 208 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.95 AU - 1.41 AU

Year: 394 Days

Day: 17.9 Hours

Environment

Temp: 124 °C

Axial Tilt: 43 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,847,672 km

• M1: 240,404 km (0.102 R)
• M2: 276,606 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.12 AU - 1.46 AU

Year: 451 Days

Day: 40.8 Hours

Environment

Temp: 198 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.25 AU - 1.85 AU

Year: 594 Days

Day: 35.1 Hours

Environment

Temp: 131 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.85 AU - 2.13 AU

Year: 863 Days

Day: 39.1 Hours

Environment

Temp: 22 °C

Axial Tilt: 41.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 75,847,672 km

• M1: 153,936 km (0.071 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.98 AU - 2.06 AU

Year: 883 Days

Day: 37.9 Hours

Environment

Temp: 24 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 8 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.55 AU - 3.79 AU

Year: 1736 Days

Day: 26.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,847,672 km

• M1: 2,860,162 km (0.111 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.8

Radius: 13.1

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 10.28 AU - 12.06 AU

Year: 11483 Days

Day: 6.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 75,847,672 km

• M1: 245,939 km (0.062 R)
• M2: 367,562 km (0.09 R)
• M3: 582,085 km (0.11 R)
• M4: 813,064 km (0.042 R)
• M5: 1,141,581 km (0.064 R)
• M6: 1,260,661 km (0.051 R)
• M7: 1,384,229 km (0.086 R)
• M8: 1,586,934 km (0.096 R)
• M9: 2,064,002 km (0.11 R)
• M10: 2,340,907 km (0.059 R)
• M11: 2,607,341 km (0.063 R)
• M12: 2,698,446 km (0.109 R)
• M13: 3,566,563 km (0.117 R)
• M14: 4,110,800 km (0.075 R)
• M15: 4,515,761 km (0.102 R)
• M16: 4,598,339 km (0.051 R)
• M17: 4,681,516 km (0.084 R)
• M18: 6,200,383 km (0.118 R)
• M19: 6,633,618 km (0.059 R)
• M20: 7,012,999 km (0.102 R)
• M21: 8,126,156 km (0.044 R)
• M22: 8,703,305 km (0.119 R)
• M23: 9,083,882 km (0.049 R)
• M24: 9,969,053 km (0.1 R)
• M25: 10,185,670 km (0.095 R)
• M26: 10,367,282 km (0.062 R)
• M27: 10,513,439 km (0.104 R)
• M28: 10,770,747 km (0.12 R)
• M29: 11,783,076 km (0.038 R)
• M30: 11,935,666 km (0.057 R)
• M31: 12,050,408 km (0.05 R)
• M32: 12,281,237 km (0.062 R)
• M33: 12,786,429 km (0.077 R)
• M34: 13,061,240 km (0.102 R)
• M35: 13,497,169 km (0.069 R)
• M36: 13,656,790 km (0.074 R)
• M37: 13,978,126 km (0.103 R)
• M38: 14,710,108 km (0.112 R)
• M39: 15,747,420 km (0.12 R)
• M40: 16,126,800 km (0.087 R)
• M41: 16,381,266 km (0.116 R)
• M42: 16,937,321 km (0.079 R)
• M43: 17,499,510 km (0.119 R)
• M44: 17,761,157 km (0.056 R)
• M45: 17,936,186 km (0.11 R)
• M46: 18,332,321 km (0.104 R)
• M47: 19,267,757 km (0.093 R)
• M48: 20,173,123 km (0.094 R)
• M49: 20,264,378 km (0.119 R)
• M50: 20,401,559 km (0.076 R)
• M51: 22,119,242 km (0.106 R)
• M52: 22,213,339 km (0.1 R)
• M53: 22,876,357 km (0.101 R)
• M54: 22,971,501 km (0.073 R)
• M55: 23,641,849 km (0.108 R)
• M56: 23,738,190 km (0.104 R)
• M57: 24,903,857 km (0.09 R)
• M58: 25,493,721 km (0.084 R)
• M59: 25,939,074 km (0.079 R)
• M60: 26,137,890 km (0.108 R)
• M61: 26,837,559 km (0.101 R)
• M62: 27,139,447 km (0.098 R)
• M63: 27,949,669 km (0.027 R)
• M64: 28,613,884 km (0.089 R)
• M65: 29,283,334 km (0.101 R)
• M66: 29,801,841 km (0.071 R)
• M67: 31,216,737 km (0.105 R)
• M68: 31,746,314 km (0.1 R)
• M69: 33,083,420 km (0.115 R)
• M70: 34,329,719 km (0.116 R)
• M71: 34,438,776 km (0.052 R)
• M72: 34,602,735 km (0.072 R)
• M73: 35,315,719 km (0.06 R)
• M74: 35,922,937 km (0.08 R)
• M75: 36,255,642 km (0.089 R)
• M76: 36,868,096 km (0.085 R)
• M77: 37,427,891 km (0.1 R)
• M78: 37,540,239 km (0.092 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.7

Radius: 4.4

Gravity: 22.3 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 14.49 AU - 23.11 AU

Year: 25074 Days

Day: 15.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 75,847,672 km

• M1: 167,101 km (0.119 R)
• M2: 448,494 km (0.087 R)
• M3: 550,969 km (0.092 R)
• M4: 594,203 km (0.068 R)
• M5: 1,059,153 km (0.108 R)
• M6: 1,224,758 km (0.085 R)
• M7: 1,398,740 km (0.105 R)
• M8: 2,067,143 km (0.072 R)
• M9: 2,895,616 km (0.079 R)
• M10: 3,049,104 km (0.111 R)
• M11: 3,166,089 km (0.096 R)
• M12: 3,205,434 km (0.099 R)
• M13: 3,244,778 km (0.101 R)
• M14: 3,324,214 km (0.087 R)
• M15: 3,772,559 km (0.087 R)
• M16: 4,282,987 km (0.045 R)
• M17: 4,546,279 km (0.074 R)
• M18: 4,769,629 km (0.12 R)
• M19: 4,950,942 km (0.108 R)
• M20: 5,180,873 km (0.07 R)
• M21: 5,603,338 km (0.117 R)
• M22: 6,282,363 km (0.089 R)
• M23: 6,481,029 km (0.094 R)
• M24: 6,581,259 km (0.081 R)
• M25: 7,452,966 km (0.054 R)
• M26: 9,358,843 km (0.098 R)
• M27: 9,415,391 km (0.108 R)
• M28: 9,585,783 km (0.085 R)
• M29: 10,511,494 km (0.099 R)
• M30: 11,708,128 km (0.098 R)
• M31: 13,136,638 km (0.12 R)
• M32: 13,710,495 km (0.106 R)
• M33: 13,839,000 km (0.07 R)
• M34: 13,903,477 km (0.05 R)
• M35: 15,080,812 km (0.062 R)
• M36: 16,562,579 km (0.102 R)
• M37: 17,529,430 km (0.075 R)
• M38: 17,599,142 km (0.101 R)
• M39: 18,942,082 km (0.071 R)
• M40: 19,157,204 km (0.104 R)
• M41: 19,517,286 km (0.086 R)
• M42: 20,464,241 km (0.117 R)
• M43: 22,705,815 km (0.069 R)
• M44: 22,858,106 km (0.066 R)
• M45: 23,624,047 km (0.074 R)
• M46: 24,165,292 km (0.092 R)
• M47: 24,632,486 km (0.109 R)
• M48: 25,417,576 km (0.071 R)
• M49: 25,733,975 km (0.092 R)
• M50: 25,892,699 km (0.097 R)
• M51: 26,290,779 km (0.11 R)
• M52: 26,851,621 km (0.087 R)
• M53: 27,578,367 km (0.069 R)
• M54: 29,547,823 km (0.103 R)
• M55: 31,307,842 km (0.103 R)
• M56: 31,646,981 km (0.099 R)
• M57: 32,243,278 km (0.077 R)
• M58: 32,328,698 km (0.104 R)
• M59: 33,274,157 km (0.081 R)
• M60: 34,228,591 km (0.03 R)
• M61: 34,403,172 km (0.095 R)
• M62: 34,490,537 km (0.054 R)
• M63: 34,665,417 km (0.093 R)
• M64: 35,368,228 km (0.027 R)
• M65: 36,342,110 km (0.105 R)
• M66: 36,520,131 km (0.075 R)
• M67: 37,684,302 km (0.093 R)
• M68: 37,864,567 km (0.076 R)
• M69: 38,951,695 km (0.071 R)
• M70: 39,682,182 km (0.028 R)
• M71: 39,865,439 km (0.082 R)
• M72: 40,233,001 km (0.082 R)
• M73: 41,527,920 km (0.103 R)
• M74: 43,779,667 km (0.08 R)
• M75: 45,302,574 km (0.066 R)
• M76: 48,400,297 km (0.076 R)
• M77: 51,465,557 km (0.064 R)
• M78: 52,066,043 km (0.083 R)
• M79: 52,166,423 km (0.055 R)
• M80: 52,367,183 km (0.109 R)
• M81: 52,467,713 km (0.103 R)
• M82: 54,186,144 km (0.103 R)
• M83: 58,509,822 km (0.098 R)
• M84: 59,136,487 km (0.055 R)
• M85: 59,765,397 km (0.069 R)
• M86: 60,607,483 km (0.115 R)
• M87: 64,121,836 km (0.117 R)
• M88: 65,416,157 km (0.084 R)
• M89: 68,469,300 km (0.087 R)
• M90: 69,019,521 km (0.114 R)
• M91: 72,462,665 km (0.109 R)
• M92: 72,574,714 km (0.086 R)
• M93: 72,798,812 km (0.106 R)
• M94: 73,247,905 km (0.039 R)

Kuiper Belt

Range: 35.6 - 58.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 11,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit