🌌 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: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.47 AU - 0.61 AU

Year: 146 Days

Day: 44.2 Hours

Environment

Temp: 157 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.58 AU - 0.94 AU

Year: 244 Days

Day: 30.3 Hours

Environment

Temp: 156 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.77 AU - 0.87 AU

Year: 274 Days

Day: 13.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.12 AU - 1.3 AU

Year: 491 Days

Day: 47.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.03 AU - 1.45 AU

Year: 509 Days

Day: 41.3 Hours

Environment

Temp: -18 °C

Axial Tilt: 22.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.24 AU - 3.66 AU

Year: 2364 Days

Day: 26.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 10.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.3

Radius: 13

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 8.1 AU - 12.24 AU

Year: 11966 Days

Day: 7.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 50,282,495 km

• M1: 175,030 km (0.099 R)
• M2: 395,836 km (0.051 R)
• M3: 648,806 km (0.108 R)
• M4: 805,585 km (0.06 R)
• M5: 976,425 km (0.043 R)
• M6: 1,202,468 km (0.069 R)
• M7: 1,355,806 km (0.048 R)
• M8: 1,610,421 km (0.105 R)
• M9: 1,880,744 km (0.086 R)
• M10: 2,493,946 km (0.117 R)
• M11: 2,692,612 km (0.095 R)
• M12: 3,105,652 km (0.108 R)
• M13: 4,225,392 km (0.045 R)
• M14: 4,497,810 km (0.093 R)
• M15: 4,671,044 km (0.085 R)
• M16: 4,811,217 km (0.07 R)
• M17: 5,312,968 km (0.092 R)
• M18: 6,561,363 km (0.111 R)
• M19: 6,718,740 km (0.089 R)
• M20: 6,917,256 km (0.051 R)
• M21: 7,077,475 km (0.088 R)
• M22: 7,401,504 km (0.071 R)
• M23: 7,730,620 km (0.054 R)
• M24: 9,050,821 km (0.102 R)
• M25: 9,491,536 km (0.119 R)
• M26: 10,302,506 km (0.04 R)
• M27: 11,135,766 km (0.114 R)
• M28: 11,942,697 km (0.101 R)
• M29: 12,135,230 km (0.046 R)
• M30: 12,426,048 km (0.084 R)
• M31: 13,312,415 km (0.091 R)
• M32: 13,612,509 km (0.067 R)
• M33: 14,168,414 km (0.111 R)
• M34: 14,783,262 km (0.108 R)
• M35: 15,197,947 km (0.105 R)
• M36: 15,511,654 km (0.119 R)
• M37: 15,721,839 km (0.117 R)
• M38: 15,880,263 km (0.075 R)
• M39: 16,198,457 km (0.102 R)
• M40: 17,547,232 km (0.065 R)
• M41: 17,931,250 km (0.095 R)
• M42: 18,207,407 km (0.091 R)
• M43: 18,819,711 km (0.098 R)
• M44: 19,043,959 km (0.091 R)
• M45: 19,836,229 km (0.119 R)
• M46: 20,351,145 km (0.113 R)
• M47: 20,639,121 km (0.032 R)
• M48: 21,394,291 km (0.114 R)
• M49: 21,863,579 km (0.106 R)
• M50: 22,099,495 km (0.07 R)
• M51: 23,291,640 km (0.108 R)
• M52: 24,077,628 km (0.069 R)
• M53: 25,613,699 km (0.098 R)
• M54: 25,862,480 km (0.054 R)
• M55: 26,928,365 km (0.101 R)
• M56: 27,817,126 km (0.095 R)
• M57: 28,136,816 km (0.078 R)
• M58: 31,600,007 km (0.103 R)
• M59: 32,000,481 km (0.096 R)
• M60: 33,891,697 km (0.067 R)
• M61: 34,575,808 km (0.116 R)
• M62: 35,333,671 km (0.101 R)
• M63: 36,027,356 km (0.101 R)
• M64: 36,795,691 km (0.117 R)
• M65: 37,852,001 km (0.112 R)
• M66: 38,135,340 km (0.095 R)
• M67: 40,572,588 km (0.045 R)
• M68: 41,007,768 km (0.104 R)
• M69: 41,883,065 km (0.079 R)
• M70: 43,133,554 km (0.093 R)
• M71: 46,958,024 km (0.119 R)
• M72: 47,262,605 km (0.081 R)
• M73: 48,256,832 km (0.047 R)
• M74: 48,487,363 km (0.068 R)
• M75: 48,949,321 km (0.113 R)
• M76: 49,180,749 km (0.102 R)
• M77: 50,188,290 km (0.072 R)
• M78: 50,733,575 km (0.105 R)
• M79: 51,202,564 km (0.091 R)
• M80: 52,934,459 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.4

Radius: 8.5

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.61 AU - 11.19 AU

Year: 12374 Days

Day: 14.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 50,282,495 km

• M1: 135,087 km (0.108 R)
• M2: 197,918 km (0.062 R)
• M3: 292,314 km (0.054 R)
• M4: 462,856 km (0.044 R)
• M5: 824,733 km (0.114 R)
• M6: 956,529 km (0.093 R)
• M7: 1,035,068 km (0.118 R)
• M8: 1,961,378 km (0.12 R)
• M9: 2,376,661 km (0.086 R)
• M10: 3,591,695 km (0.082 R)
• M11: 3,842,122 km (0.027 R)
• M12: 4,066,070 km (0.118 R)
• M13: 4,763,047 km (0.051 R)
• M14: 5,318,803 km (0.08 R)
• M15: 5,568,332 km (0.111 R)
• M16: 5,968,506 km (0.083 R)
• M17: 6,042,108 km (0.114 R)
• M18: 6,116,159 km (0.114 R)
• M19: 6,190,659 km (0.119 R)
• M20: 6,340,257 km (0.083 R)
• M21: 6,796,231 km (0.099 R)
• M22: 7,780,286 km (0.11 R)
• M23: 8,474,570 km (0.096 R)
• M24: 8,724,398 km (0.025 R)
• M25: 9,878,396 km (0.091 R)
• M26: 13,326,777 km (0.098 R)
• M27: 14,008,045 km (0.115 R)
• M28: 14,204,767 km (0.09 R)
• M29: 15,051,042 km (0.04 R)
• M30: 15,151,721 km (0.119 R)
• M31: 16,067,559 km (0.07 R)
• M32: 16,170,333 km (0.038 R)
• M33: 16,480,300 km (0.059 R)
• M34: 16,687,942 km (0.117 R)
• M35: 16,844,421 km (0.115 R)
• M36: 17,421,869 km (0.06 R)
• M37: 17,739,615 km (0.043 R)
• M38: 17,952,492 km (0.099 R)
• M39: 18,166,118 km (0.066 R)
• M40: 18,219,674 km (0.108 R)
• M41: 18,704,222 km (0.087 R)
• M42: 19,906,241 km (0.115 R)
• M43: 19,961,442 km (0.037 R)
• M44: 20,238,348 km (0.117 R)
• M45: 20,908,247 km (0.032 R)
• M46: 21,020,595 km (0.1 R)
• M47: 21,302,288 km (0.117 R)
• M48: 21,528,630 km (0.081 R)
• M49: 22,384,329 km (0.041 R)
• M50: 22,556,816 km (0.093 R)
• M51: 24,246,673 km (0.032 R)
• M52: 25,017,402 km (0.059 R)
• M53: 28,056,033 km (0.112 R)
• M54: 29,744,545 km (0.102 R)
• M55: 29,870,955 km (0.088 R)
• M56: 31,144,781 km (0.106 R)
• M57: 31,208,809 km (0.103 R)
• M58: 32,501,185 km (0.115 R)
• M59: 33,416,125 km (0.059 R)
• M60: 33,481,799 km (0.079 R)
• M61: 34,008,832 km (0.101 R)
• M62: 34,273,321 km (0.075 R)
• M63: 35,606,088 km (0.096 R)
• M64: 36,144,042 km (0.095 R)
• M65: 36,752,307 km (0.099 R)
• M66: 36,955,910 km (0.12 R)
• M67: 37,227,879 km (0.052 R)
• M68: 37,842,128 km (0.119 R)
• M69: 38,253,522 km (0.101 R)
• M70: 39,219,326 km (0.112 R)
• M71: 40,123,196 km (0.066 R)
• M72: 40,262,921 km (0.106 R)
• M73: 40,753,153 km (0.087 R)
• M74: 40,823,314 km (0.109 R)
• M75: 40,893,476 km (0.073 R)
• M76: 41,456,712 km (0.115 R)
• M77: 42,306,427 km (0.114 R)
• M78: 43,591,623 km (0.08 R)
• M79: 46,713,431 km (0.095 R)
• M80: 49,456,906 km (0.03 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 12,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit