🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.7 AU - 1.1 AU

Year: 313 Days

Day: 37.1 Hours

Environment

Temp: 88 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.72 AU - 1.12 AU

Year: 324 Days

Day: 27.9 Hours

Environment

Temp: 87 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,061,909 km

• M1: 354,846 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.94 AU - 1.12 AU

Year: 384 Days

Day: 31.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 20.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,061,909 km

• M1: 315,951 km (0.055 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.65 AU - 2.55 AU

Year: 1117 Days

Day: 13.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.47 AU - 2.59 AU

Year: 1477 Days

Day: 17.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.28 AU - 2.84 AU

Year: 1504 Days

Day: 23.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.2

Radius: 14.1

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.09 AU - 5.91 AU

Year: 4735 Days

Day: 7.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 50,061,909 km

• M1: 176,226 km (0.093 R)
• M2: 264,339 km (0.091 R)
• M3: 385,514 km (0.051 R)
• M4: 498,909 km (0.102 R)
• M5: 1,197,830 km (0.109 R)
• M6: 1,454,091 km (0.075 R)
• M7: 1,824,047 km (0.071 R)
• M8: 1,921,285 km (0.091 R)
• M9: 2,399,101 km (0.11 R)
• M10: 2,689,022 km (0.065 R)
• M11: 3,463,340 km (0.094 R)
• M12: 4,282,389 km (0.098 R)
• M13: 4,590,859 km (0.107 R)
• M14: 4,725,348 km (0.092 R)
• M15: 4,883,922 km (0.067 R)
• M16: 5,160,079 km (0.098 R)
• M17: 5,323,440 km (0.114 R)
• M18: 5,655,548 km (0.096 R)
• M19: 5,896,849 km (0.1 R)
• M20: 6,166,424 km (0.088 R)
• M21: 6,389,923 km (0.109 R)
• M22: 6,565,701 km (0.075 R)
• M23: 6,692,261 km (0.114 R)
• M24: 7,076,877 km (0.117 R)
• M25: 7,232,758 km (0.116 R)
• M26: 7,814,095 km (0.109 R)
• M27: 8,002,140 km (0.07 R)
• M28: 8,437,918 km (0.098 R)
• M29: 8,853,651 km (0.112 R)
• M30: 9,936,440 km (0.087 R)
• M31: 10,199,134 km (0.087 R)
• M32: 11,030,898 km (0.047 R)
• M33: 11,853,537 km (0.119 R)
• M34: 11,977,105 km (0.076 R)
• M35: 12,256,703 km (0.116 R)
• M36: 12,727,637 km (0.107 R)
• M37: 12,822,482 km (0.104 R)
• M38: 12,917,627 km (0.083 R)
• M39: 13,364,775 km (0.088 R)
• M40: 13,590,219 km (0.104 R)
• M41: 14,241,268 km (0.077 R)
• M42: 14,372,765 km (0.03 R)
• M43: 14,537,622 km (0.077 R)
• M44: 15,405,290 km (0.112 R)
• M45: 15,811,448 km (0.102 R)
• M46: 15,947,582 km (0.077 R)
• M47: 16,152,531 km (0.092 R)
• M48: 16,668,793 km (0.057 R)
• M49: 17,506,242 km (0.109 R)
• M50: 17,753,079 km (0.079 R)
• M51: 18,143,230 km (0.055 R)
• M52: 18,643,934 km (0.117 R)
• M53: 18,859,953 km (0.117 R)
• M54: 19,185,478 km (0.107 R)
• M55: 19,805,561 km (0.106 R)
• M56: 19,952,466 km (0.112 R)
• M57: 20,062,870 km (0.118 R)
• M58: 20,432,227 km (0.112 R)
• M59: 20,766,728 km (0.094 R)
• M60: 20,878,627 km (0.077 R)
• M61: 21,591,760 km (0.093 R)
• M62: 22,351,119 km (0.111 R)
• M63: 23,235,392 km (0.075 R)
• M64: 23,857,120 km (0.072 R)
• M65: 24,091,839 km (0.096 R)
• M66: 24,602,716 km (0.101 R)
• M67: 24,760,692 km (0.078 R)
• M68: 25,037,896 km (0.097 R)
• M69: 25,755,368 km (0.098 R)
• M70: 26,156,888 km (0.116 R)
• M71: 26,318,155 km (0.085 R)
• M72: 26,763,209 km (0.108 R)
• M73: 26,925,672 km (0.042 R)
• M74: 27,169,965 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.1

Radius: 8.8

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 10.62 AU - 11.39 AU

Year: 13393 Days

Day: 10 Hours

Environment

Temp: -178 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 50,061,909 km

• M1: 201,209 km (0.074 R)
• M2: 408,851 km (0.104 R)
• M3: 509,082 km (0.093 R)
• M4: 843,582 km (0.026 R)
• M5: 995,275 km (0.109 R)
• M6: 1,218,624 km (0.099 R)
• M7: 1,572,124 km (0.119 R)
• M8: 1,857,856 km (0.08 R)
• M9: 2,211,954 km (0.096 R)
• M10: 2,559,769 km (0.039 R)
• M11: 2,614,821 km (0.103 R)
• M12: 2,867,492 km (0.092 R)
• M13: 2,924,788 km (0.065 R)
• M14: 3,187,332 km (0.11 R)
• M15: 3,336,481 km (0.097 R)
• M16: 3,487,874 km (0.107 R)
• M17: 4,312,009 km (0.062 R)
• M18: 4,985,349 km (0.111 R)
• M19: 5,440,725 km (0.093 R)
• M20: 5,872,913 km (0.116 R)
• M21: 6,541,765 km (0.092 R)
• M22: 6,655,609 km (0.09 R)
• M23: 6,731,904 km (0.062 R)
• M24: 7,117,567 km (0.117 R)
• M25: 7,431,274 km (0.119 R)
• M26: 7,669,733 km (0.045 R)
• M27: 8,113,141 km (0.111 R)
• M28: 9,067,127 km (0.084 R)
• M29: 10,012,585 km (0.11 R)
• M30: 11,488,817 km (0.093 R)
• M31: 12,135,529 km (0.118 R)
• M32: 12,841,481 km (0.082 R)
• M33: 13,319,446 km (0.078 R)
• M34: 13,803,246 km (0.078 R)
• M35: 14,096,308 km (0.103 R)
• M36: 14,887,980 km (0.106 R)
• M37: 15,795,740 km (0.089 R)
• M38: 17,190,740 km (0.047 R)
• M39: 17,717,325 km (0.075 R)
• M40: 17,823,240 km (0.103 R)
• M41: 18,409,963 km (0.08 R)
• M42: 18,570,930 km (0.052 R)
• M43: 19,111,278 km (0.074 R)
• M44: 19,274,339 km (0.109 R)
• M45: 20,262,732 km (0.09 R)
• M46: 21,662,669 km (0.097 R)
• M47: 21,832,762 km (0.092 R)
• M48: 22,517,471 km (0.109 R)
• M49: 22,689,808 km (0.046 R)
• M50: 24,318,929 km (0.052 R)
• M51: 24,495,604 km (0.032 R)
• M52: 25,745,046 km (0.084 R)
• M53: 26,407,764 km (0.08 R)
• M54: 27,137,203 km (0.095 R)
• M55: 27,259,275 km (0.108 R)
• M56: 28,429,430 km (0.055 R)
• M57: 28,677,762 km (0.054 R)
• M58: 28,802,377 km (0.106 R)
• M59: 29,427,397 km (0.104 R)
• M60: 30,627,471 km (0.091 R)
• M61: 31,457,590 km (0.06 R)
• M62: 31,972,207 km (0.109 R)
• M63: 32,554,591 km (0.112 R)
• M64: 33,205,641 km (0.112 R)
• M65: 34,653,000 km (0.062 R)
• M66: 35,785,456 km (0.083 R)
• M67: 36,592,238 km (0.072 R)
• M68: 37,813,555 km (0.053 R)
• M69: 38,155,236 km (0.092 R)
• M70: 38,979,221 km (0.112 R)
• M71: 39,186,265 km (0.11 R)
• M72: 39,878,604 km (0.071 R)
• M73: 40,087,143 km (0.075 R)
• M74: 40,295,982 km (0.12 R)
• M75: 40,365,694 km (0.109 R)
• M76: 42,263,044 km (0.091 R)
• M77: 43,543,901 km (0.073 R)
• M78: 43,973,696 km (0.055 R)
• M79: 44,117,310 km (0.077 R)
• M80: 44,982,135 km (0.03 R)
• M81: 45,199,201 km (0.097 R)
• M82: 45,344,012 km (0.106 R)
• M83: 48,052,482 km (0.06 R)
• M84: 48,645,039 km (0.101 R)
• M85: 48,793,589 km (0.117 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 16,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit