🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.57 AU - 0.59 AU

Year: 161 Days

Day: 24.9 Hours

Environment

Temp: 193 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,320,577 km

• M1: 109,655 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.55 AU - 0.91 AU

Year: 228 Days

Day: 13.5 Hours

Environment

Temp: 108 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.76 AU - 0.9 AU

Year: 276 Days

Day: 44.7 Hours

Environment

Temp: 115 °C

Axial Tilt: 9.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.43 AU - 1.53 AU

Year: 658 Days

Day: 30.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,320,577 km

• M1: 76,594 km (0.094 R)
• M2: 527,332 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.48 AU - 2.42 AU

Year: 995 Days

Day: 16.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,320,577 km

• M1: 355,744 km (0.075 R)
• M2: 706,551 km (0.09 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.42 AU - 4.08 AU

Year: 2652 Days

Day: 13.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,320,577 km

• M1: 771,027 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.2

Radius: 12.5

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.66 AU - 7.26 AU

Year: 5314 Days

Day: 10 Hours

Environment

Temp: -153 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 28,320,577 km

• M1: 280,795 km (0.078 R)
• M2: 415,134 km (0.119 R)
• M3: 498,909 km (0.057 R)
• M4: 614,099 km (0.043 R)
• M5: 806,632 km (0.112 R)
• M6: 961,466 km (0.098 R)
• M7: 1,402,031 km (0.076 R)
• M8: 1,591,871 km (0.072 R)
• M9: 1,808,937 km (0.096 R)
• M10: 1,959,134 km (0.077 R)
• M11: 2,074,623 km (0.119 R)
• M12: 2,373,669 km (0.09 R)
• M13: 2,455,948 km (0.114 R)
• M14: 2,751,105 km (0.103 R)
• M15: 2,903,096 km (0.1 R)
• M16: 3,539,336 km (0.055 R)
• M17: 3,633,732 km (0.116 R)
• M18: 3,801,132 km (0.105 R)
• M19: 3,922,157 km (0.071 R)
• M20: 4,547,177 km (0.105 R)
• M21: 4,963,657 km (0.03 R)
• M22: 5,122,979 km (0.092 R)
• M23: 5,805,445 km (0.117 R)
• M24: 6,400,844 km (0.069 R)
• M25: 6,779,327 km (0.106 R)
• M26: 6,986,071 km (0.107 R)
• M27: 7,075,381 km (0.095 R)
• M28: 7,255,198 km (0.074 R)
• M29: 7,927,191 km (0.095 R)
• M30: 8,207,837 km (0.113 R)
• M31: 8,940,118 km (0.047 R)
• M32: 9,037,207 km (0.045 R)
• M33: 9,167,208 km (0.069 R)
• M34: 9,429,004 km (0.113 R)
• M35: 10,843,901 km (0.077 R)
• M36: 11,646,643 km (0.084 R)
• M37: 12,144,654 km (0.06 R)
• M38: 12,324,172 km (0.114 R)
• M39: 12,504,587 km (0.11 R)
• M40: 12,613,344 km (0.085 R)
• M41: 12,977,914 km (0.12 R)
• M42: 13,309,124 km (0.112 R)
• M43: 13,829,725 km (0.085 R)
• M44: 13,942,222 km (0.091 R)
• M45: 14,167,966 km (0.104 R)
• M46: 14,319,209 km (0.107 R)
• M47: 15,743,231 km (0.112 R)
• M48: 16,135,926 km (0.11 R)
• M49: 16,930,889 km (0.073 R)
• M50: 17,413,940 km (0.081 R)
• M51: 18,024,299 km (0.099 R)
• M52: 19,224,074 km (0.077 R)
• M53: 19,601,659 km (0.116 R)
• M54: 19,685,883 km (0.113 R)
• M55: 19,770,256 km (0.076 R)
• M56: 20,492,216 km (0.05 R)
• M57: 20,749,075 km (0.114 R)
• M58: 20,963,898 km (0.104 R)
• M59: 21,830,967 km (0.051 R)
• M60: 22,049,529 km (0.029 R)
• M61: 22,356,654 km (0.093 R)
• M62: 22,444,767 km (0.088 R)
• M63: 23,510,353 km (0.099 R)
• M64: 23,914,117 km (0.107 R)
• M65: 24,094,383 km (0.03 R)
• M66: 24,229,769 km (0.1 R)
• M67: 25,368,508 km (0.108 R)
• M68: 25,598,290 km (0.115 R)
• M69: 25,967,498 km (0.075 R)
• M70: 26,060,099 km (0.084 R)
• M71: 26,571,125 km (0.105 R)
• M72: 27,038,768 km (0.102 R)
• M73: 27,179,540 km (0.105 R)
• M74: 28,362,260 km (0.105 R)
• M75: 28,600,869 km (0.103 R)
• M76: 28,744,333 km (0.114 R)
• M77: 28,935,968 km (0.028 R)
• M78: 30,240,761 km (0.068 R)
• M79: 30,924,872 km (0.079 R)
• M80: 31,072,076 km (0.079 R)
• M81: 31,219,580 km (0.105 R)
• M82: 31,515,185 km (0.112 R)
• M83: 32,010,204 km (0.085 R)
• M84: 32,857,377 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.2

Radius: 10.1

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.71 AU - 7.45 AU

Year: 5476 Days

Day: 8.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 28,320,577 km

• M1: 142,118 km (0.053 R)
• M2: 279,449 km (0.113 R)
• M3: 509,231 km (0.096 R)
• M4: 592,856 km (0.061 R)
• M5: 1,431,951 km (0.036 R)
• M6: 1,682,378 km (0.079 R)
• M7: 1,747,303 km (0.096 R)
• M8: 1,981,125 km (0.095 R)
• M9: 2,119,353 km (0.098 R)
• M10: 2,189,664 km (0.083 R)
• M11: 2,590,886 km (0.058 R)
• M12: 2,956,054 km (0.053 R)
• M13: 3,114,777 km (0.099 R)
• M14: 3,337,528 km (0.079 R)
• M15: 3,544,722 km (0.039 R)
• M16: 3,863,515 km (0.102 R)
• M17: 3,928,440 km (0.11 R)
• M18: 4,081,180 km (0.07 R)
• M19: 4,347,913 km (0.083 R)
• M20: 4,506,037 km (0.109 R)
• M21: 4,898,133 km (0.09 R)
• M22: 5,519,264 km (0.043 R)
• M23: 5,988,702 km (0.045 R)
• M24: 6,241,074 km (0.099 R)
• M25: 6,497,036 km (0.052 R)
• M26: 6,678,199 km (0.053 R)
• M27: 6,756,289 km (0.089 R)
• M28: 6,861,007 km (0.097 R)
• M29: 7,019,132 km (0.081 R)
• M30: 7,178,304 km (0.118 R)
• M31: 7,258,489 km (0.101 R)
• M32: 7,965,039 km (0.078 R)
• M33: 8,551,762 km (0.097 R)
• M34: 8,779,001 km (0.074 R)
• M35: 9,326,679 km (0.106 R)
• M36: 9,826,037 km (0.109 R)
• M37: 10,273,933 km (0.109 R)
• M38: 11,127,838 km (0.119 R)
• M39: 11,407,286 km (0.093 R)
• M40: 11,500,785 km (0.095 R)
• M41: 11,814,791 km (0.096 R)
• M42: 11,877,921 km (0.057 R)
• M43: 12,515,358 km (0.086 R)
• M44: 12,838,340 km (0.108 R)
• M45: 13,098,640 km (0.075 R)
• M46: 13,723,959 km (0.051 R)
• M47: 14,493,790 km (0.073 R)
• M48: 15,277,683 km (0.114 R)
• M49: 15,450,019 km (0.066 R)
• M50: 15,726,925 km (0.066 R)
• M51: 16,391,289 km (0.116 R)
• M52: 16,532,360 km (0.111 R)
• M53: 16,744,639 km (0.053 R)
• M54: 16,922,212 km (0.081 R)
• M55: 17,029,025 km (0.098 R)
• M56: 17,315,206 km (0.109 R)
• M57: 17,674,988 km (0.099 R)
• M58: 17,783,447 km (0.053 R)
• M59: 18,365,532 km (0.058 R)
• M60: 18,475,487 km (0.081 R)
• M61: 18,695,695 km (0.113 R)
• M62: 18,879,999 km (0.119 R)
• M63: 19,176,203 km (0.118 R)
• M64: 20,641,664 km (0.032 R)
• M65: 21,023,288 km (0.028 R)
• M66: 21,638,584 km (0.079 R)
• M67: 21,715,926 km (0.055 R)
• M68: 21,870,910 km (0.099 R)
• M69: 22,065,088 km (0.076 R)
• M70: 23,044,804 km (0.117 R)
• M71: 23,163,286 km (0.116 R)
• M72: 23,918,605 km (0.114 R)
• M73: 24,641,612 km (0.057 R)
• M74: 25,371,799 km (0.098 R)
• M75: 26,026,738 km (0.096 R)
• M76: 26,397,741 km (0.102 R)
• M77: 27,269,897 km (0.11 R)
• M78: 27,604,697 km (0.039 R)
• M79: 27,730,508 km (0.102 R)
• M80: 28,067,253 km (0.113 R)
• M81: 28,236,000 km (0.089 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: 272 - 14,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit