🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.59 AU - 0.75 AU

Year: 197 Days

Day: 38.8 Hours

Environment

Temp: 151 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.08 AU - 2.58 AU

Year: 1280 Days

Day: 13.5 Hours

Environment

Temp: -66 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.68 AU - 4.14 AU

Year: 2266 Days

Day: 16.6 Hours

Environment

Temp: -106 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,182,340 km

• M1: 1,941,032 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.5

Radius: 13.5

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.59 AU - 7.25 AU

Year: 5854 Days

Day: 14.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 29,182,340 km

• M1: 175,179 km (0.066 R)
• M2: 487,091 km (0.113 R)
• M3: 693,237 km (0.104 R)
• M4: 905,217 km (0.073 R)
• M5: 1,057,059 km (0.049 R)
• M6: 1,182,272 km (0.082 R)
• M7: 1,276,070 km (0.086 R)
• M8: 1,495,081 km (0.093 R)
• M9: 1,605,484 km (0.116 R)
• M10: 1,743,264 km (0.034 R)
• M11: 1,962,126 km (0.07 R)
• M12: 2,119,203 km (0.1 R)
• M13: 2,235,291 km (0.112 R)
• M14: 2,539,723 km (0.104 R)
• M15: 2,663,440 km (0.092 R)
• M16: 2,750,357 km (0.104 R)
• M17: 3,148,287 km (0.098 R)
• M18: 3,261,084 km (0.069 R)
• M19: 3,354,283 km (0.106 R)
• M20: 3,554,146 km (0.119 R)
• M21: 3,845,114 km (0.054 R)
• M22: 3,976,910 km (0.089 R)
• M23: 4,121,421 km (0.11 R)
• M24: 4,290,467 km (0.118 R)
• M25: 4,658,926 km (0.097 R)
• M26: 4,799,698 km (0.119 R)
• M27: 4,894,394 km (0.1 R)
• M28: 5,242,957 km (0.074 R)
• M29: 5,612,164 km (0.116 R)
• M30: 5,724,512 km (0.102 R)
• M31: 6,168,967 km (0.114 R)
• M32: 6,362,846 km (0.108 R)
• M33: 6,519,475 km (0.102 R)
• M34: 6,664,136 km (0.098 R)
• M35: 6,863,251 km (0.064 R)
• M36: 7,213,011 km (0.077 R)
• M37: 7,527,316 km (0.072 R)
• M38: 7,790,309 km (0.106 R)
• M39: 7,887,997 km (0.075 R)
• M40: 8,756,711 km (0.07 R)
• M41: 9,387,266 km (0.041 R)
• M42: 9,670,605 km (0.052 R)
• M43: 9,941,676 km (0.096 R)
• M44: 10,200,032 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.7

Radius: 5.9

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 10.43 AU - 15.51 AU

Year: 16811 Days

Day: 19.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 29,182,340 km

• M1: 80,783 km (0.081 R)
• M2: 360,531 km (0.111 R)
• M3: 522,695 km (0.049 R)
• M4: 612,454 km (0.072 R)
• M5: 671,246 km (0.102 R)
• M6: 872,455 km (0.102 R)
• M7: 1,035,666 km (0.058 R)
• M8: 1,120,937 km (0.081 R)
• M9: 1,164,470 km (0.099 R)
• M10: 1,238,371 km (0.094 R)
• M11: 1,313,769 km (0.031 R)
• M12: 1,437,785 km (0.079 R)
• M13: 1,647,521 km (0.102 R)
• M14: 1,713,943 km (0.049 R)
• M15: 1,781,411 km (0.117 R)
• M16: 1,866,981 km (0.101 R)
• M17: 1,989,053 km (0.081 R)
• M18: 2,446,224 km (0.109 R)
• M19: 2,541,518 km (0.086 R)
• M20: 2,955,007 km (0.09 R)
• M21: 3,180,152 km (0.119 R)
• M22: 3,389,439 km (0.058 R)
• M23: 3,538,738 km (0.058 R)
• M24: 3,711,972 km (0.067 R)
• M25: 4,044,378 km (0.072 R)
• M26: 4,134,586 km (0.072 R)
• M27: 4,363,171 km (0.109 R)
• M28: 4,832,610 km (0.068 R)
• M29: 5,049,078 km (0.118 R)
• M30: 5,195,085 km (0.112 R)
• M31: 5,293,371 km (0.109 R)
• M32: 5,367,422 km (0.113 R)
• M33: 5,416,939 km (0.118 R)
• M34: 5,541,554 km (0.056 R)
• M35: 5,793,477 km (0.098 R)
• M36: 6,308,542 km (0.116 R)
• M37: 7,027,061 km (0.113 R)
• M38: 7,382,206 km (0.092 R)
• M39: 7,492,759 km (0.103 R)
• M40: 7,631,586 km (0.033 R)
• M41: 8,714,375 km (0.031 R)
• M42: 9,572,768 km (0.076 R)
• M43: 10,272,437 km (0.104 R)
• M44: 10,457,639 km (0.079 R)
• M45: 11,178,102 km (0.117 R)
• M46: 12,206,588 km (0.095 R)
• M47: 12,337,336 km (0.075 R)
• M48: 13,064,532 km (0.067 R)
• M49: 13,231,632 km (0.086 R)
• M50: 14,387,276 km (0.101 R)
• M51: 14,490,798 km (0.103 R)
• M52: 14,698,589 km (0.106 R)
• M53: 15,292,642 km (0.104 R)
• M54: 15,398,258 km (0.065 R)
• M55: 16,108,848 km (0.074 R)
• M56: 16,396,076 km (0.068 R)
• M57: 17,931,399 km (0.068 R)
• M58: 18,079,950 km (0.088 R)
• M59: 18,117,200 km (0.069 R)
• M60: 18,829,136 km (0.073 R)
• M61: 19,473,903 km (0.059 R)
• M62: 20,048,807 km (0.047 R)
• M63: 20,241,639 km (0.065 R)
• M64: 21,176,027 km (0.067 R)
• M65: 21,648,457 km (0.098 R)
• M66: 21,687,951 km (0.104 R)
• M67: 21,846,375 km (0.042 R)
• M68: 21,925,662 km (0.117 R)
• M69: 22,323,742 km (0.085 R)
• M70: 22,925,275 km (0.1 R)
• M71: 23,086,542 km (0.053 R)
• M72: 23,491,503 km (0.096 R)
• M73: 23,613,425 km (0.04 R)
• M74: 23,776,338 km (0.106 R)
• M75: 24,226,178 km (0.115 R)
• M76: 25,051,360 km (0.119 R)
• M77: 25,676,380 km (0.108 R)
• M78: 26,137,890 km (0.084 R)
• M79: 26,729,400 km (0.036 R)
• M80: 28,183,940 km (0.115 R)
• M81: 28,703,343 km (0.053 R)
• M82: 29,007,925 km (0.12 R)
• M83: 29,051,458 km (0.075 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 12,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit