🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.56 AU - 0.56 AU

Year: 159 Days

Day: 12.4 Hours

Environment

Temp: 178 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.58 AU - 0.82 AU

Year: 222 Days

Day: 37.8 Hours

Environment

Temp: 182 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.89 AU - 0.97 AU

Year: 340 Days

Day: 40.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.49 AU - 1.65 AU

Year: 745 Days

Day: 37.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.96 AU - 3.84 AU

Year: 2374 Days

Day: 14.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598

Radius: 11.8

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.77 AU - 7.17 AU

Year: 5525 Days

Day: 12.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 23,105,857 km

• M1: 164,707 km (0.065 R)
• M2: 575,503 km (0.067 R)
• M3: 715,227 km (0.057 R)
• M4: 802,593 km (0.107 R)
• M5: 1,266,645 km (0.104 R)
• M6: 1,965,866 km (0.113 R)
• M7: 2,148,375 km (0.08 R)
• M8: 2,709,217 km (0.034 R)
• M9: 2,830,841 km (0.044 R)
• M10: 2,975,202 km (0.106 R)
• M11: 3,577,035 km (0.091 R)
• M12: 3,869,349 km (0.082 R)
• M13: 3,983,941 km (0.067 R)
• M14: 4,099,580 km (0.048 R)
• M15: 4,768,283 km (0.114 R)
• M16: 5,015,418 km (0.025 R)
• M17: 5,090,367 km (0.072 R)
• M18: 5,470,794 km (0.066 R)
• M19: 5,548,136 km (0.051 R)
• M20: 5,651,658 km (0.118 R)
• M21: 5,729,748 km (0.109 R)
• M22: 5,860,646 km (0.097 R)
• M23: 6,313,329 km (0.067 R)
• M24: 6,475,942 km (0.104 R)
• M25: 6,832,733 km (0.102 R)
• M26: 7,451,470 km (0.09 R)
• M27: 8,029,516 km (0.051 R)
• M28: 8,294,304 km (0.052 R)
• M29: 8,682,062 km (0.112 R)
• M30: 8,772,419 km (0.074 R)
• M31: 8,954,031 km (0.095 R)
• M32: 9,320,995 km (0.1 R)
• M33: 10,355,314 km (0.107 R)
• M34: 10,483,220 km (0.037 R)
• M35: 10,579,561 km (0.106 R)
• M36: 10,676,052 km (0.107 R)
• M37: 11,327,252 km (0.119 R)
• M38: 11,724,135 km (0.049 R)
• M39: 12,024,826 km (0.084 R)
• M40: 12,531,664 km (0.117 R)
• M41: 13,776,618 km (0.08 R)
• M42: 14,235,733 km (0.114 R)
• M43: 14,413,755 km (0.102 R)
• M44: 15,133,021 km (0.109 R)
• M45: 15,314,633 km (0.114 R)
• M46: 15,716,902 km (0.11 R)
• M47: 15,937,708 km (0.083 R)
• M48: 16,196,662 km (0.078 R)
• M49: 16,569,011 km (0.058 R)
• M50: 16,681,359 km (0.066 R)
• M51: 17,095,147 km (0.092 R)
• M52: 17,246,540 km (0.118 R)
• M53: 17,360,235 km (0.069 R)
• M54: 18,356,856 km (0.038 R)
• M55: 19,175,455 km (0.117 R)
• M56: 19,332,682 km (0.098 R)
• M57: 19,608,840 km (0.079 R)
• M58: 19,727,621 km (0.076 R)
• M59: 19,807,057 km (0.079 R)
• M60: 20,565,967 km (0.094 R)
• M61: 20,807,568 km (0.101 R)
• M62: 20,969,134 km (0.07 R)
• M63: 21,131,298 km (0.089 R)
• M64: 22,194,639 km (0.051 R)
• M65: 22,608,277 km (0.104 R)
• M66: 22,816,069 km (0.045 R)
• M67: 22,899,395 km (0.075 R)
• M68: 24,160,954 km (0.049 R)
• M69: 24,543,775 km (0.073 R)
• M70: 25,444,952 km (0.072 R)
• M71: 25,661,121 km (0.056 R)
• M72: 25,921,272 km (0.117 R)
• M73: 26,882,887 km (0.115 R)
• M74: 27,323,752 km (0.065 R)
• M75: 27,856,171 km (0.063 R)
• M76: 28,257,542 km (0.09 R)
• M77: 28,571,099 km (0.072 R)
• M78: 29,564,279 km (0.089 R)
• M79: 29,655,085 km (0.034 R)
• M80: 30,064,983 km (0.076 R)
• M81: 30,522,753 km (0.038 R)
• M82: 30,660,532 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.9

Radius: 12.6

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.03 AU - 9.75 AU

Year: 8394 Days

Day: 10.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 23,105,857 km

• M1: 226,491 km (0.105 R)
• M2: 326,722 km (0.117 R)
• M3: 676,033 km (0.103 R)
• M4: 786,735 km (0.117 R)
• M5: 1,708,856 km (0.087 R)
• M6: 1,808,040 km (0.054 R)
• M7: 2,027,350 km (0.083 R)
• M8: 2,132,817 km (0.07 R)
• M9: 2,224,820 km (0.076 R)
• M10: 2,573,383 km (0.088 R)
• M11: 3,322,868 km (0.056 R)
• M12: 3,740,695 km (0.082 R)
• M13: 4,408,649 km (0.118 R)
• M14: 4,526,981 km (0.097 R)
• M15: 5,175,787 km (0.111 R)
• M16: 5,363,682 km (0.115 R)
• M17: 6,314,227 km (0.036 R)
• M18: 6,560,016 km (0.096 R)
• M19: 6,672,813 km (0.088 R)
• M20: 6,763,619 km (0.05 R)
• M21: 6,969,166 km (0.098 R)
• M22: 7,130,583 km (0.107 R)
• M23: 7,293,195 km (0.03 R)
• M24: 7,693,370 km (0.097 R)
• M25: 7,788,514 km (0.076 R)
• M26: 8,076,490 km (0.119 R)
• M27: 10,188,961 km (0.054 R)
• M28: 11,063,361 km (0.11 R)
• M29: 12,377,877 km (0.118 R)
• M30: 12,545,726 km (0.046 R)
• M31: 12,883,518 km (0.092 R)
• M32: 13,224,452 km (0.094 R)
• M33: 13,625,972 km (0.098 R)
• M34: 13,770,334 km (0.102 R)
• M35: 13,944,167 km (0.108 R)
• M36: 15,211,859 km (0.099 R)
• M37: 15,511,953 km (0.043 R)
• M38: 15,662,747 km (0.118 R)
• M39: 16,547,020 km (0.12 R)
• M40: 17,447,450 km (0.065 R)
• M41: 17,793,021 km (0.111 R)
• M42: 17,887,717 km (0.118 R)
• M43: 18,587,236 km (0.079 R)
• M44: 19,490,359 km (0.1 R)
• M45: 20,012,904 km (0.09 R)
• M46: 20,606,209 km (0.115 R)
• M47: 20,738,902 km (0.097 R)
• M48: 21,406,408 km (0.057 R)
• M49: 21,574,407 km (0.075 R)
• M50: 21,675,385 km (0.074 R)
• M51: 22,796,771 km (0.087 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 16,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit