🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.65 AU - 0.85 AU

Year: 247 Days

Day: 13.9 Hours

Environment

Temp: 90 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,211,436 km

• M1: 133,890 km (0.088 R)
• M2: 735,124 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.73 AU - 1.21 AU

Year: 364 Days

Day: 46.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.92 AU - 1.1 AU

Year: 387 Days

Day: 40.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 11.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 36,211,436 km

• M1: 40,990 km (0.107 R)
• M2: 93,648 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.97 AU - 1.23 AU

Year: 439 Days

Day: 31.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 36,211,436 km

• M1: 287,378 km (0.113 R)

Asteroid Belt

Center: 2.64 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.8

Radius: 12

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.75 AU - 4.61 AU

Year: 3254 Days

Day: 13.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 36,211,436 km

• M1: 159,471 km (0.112 R)
• M2: 337,493 km (0.118 R)
• M3: 478,713 km (0.116 R)
• M4: 739,612 km (0.042 R)
• M5: 925,412 km (0.114 R)
• M6: 1,013,226 km (0.096 R)
• M7: 1,209,948 km (0.085 R)
• M8: 1,535,622 km (0.102 R)
• M9: 1,763,908 km (0.051 R)
• M10: 1,903,334 km (0.109 R)
• M11: 2,046,798 km (0.033 R)
• M12: 2,436,501 km (0.112 R)
• M13: 2,752,451 km (0.11 R)
• M14: 3,217,102 km (0.076 R)
• M15: 3,406,493 km (0.12 R)
• M16: 3,493,858 km (0.076 R)
• M17: 3,996,806 km (0.106 R)
• M18: 4,313,505 km (0.119 R)
• M19: 4,542,091 km (0.092 R)
• M20: 4,619,133 km (0.115 R)
• M21: 5,373,107 km (0.081 R)
• M22: 5,516,272 km (0.094 R)
• M23: 5,619,195 km (0.063 R)
• M24: 5,743,661 km (0.117 R)
• M25: 5,827,136 km (0.113 R)
• M26: 6,016,527 km (0.102 R)
• M27: 6,122,592 km (0.046 R)
• M28: 6,208,012 km (0.031 R)
• M29: 6,358,358 km (0.088 R)
• M30: 6,466,368 km (0.115 R)
• M31: 6,596,967 km (0.106 R)
• M32: 7,489,617 km (0.06 R)
• M33: 7,626,799 km (0.096 R)
• M34: 7,764,877 km (0.109 R)
• M35: 7,880,517 km (0.103 R)
• M36: 7,973,567 km (0.071 R)
• M37: 8,730,382 km (0.115 R)
• M38: 8,995,918 km (0.054 R)
• M39: 9,386,967 km (0.057 R)
• M40: 9,559,753 km (0.068 R)
• M41: 9,858,500 km (0.073 R)
• M42: 10,059,260 km (0.079 R)
• M43: 10,160,239 km (0.113 R)
• M44: 10,286,948 km (0.109 R)
• M45: 10,388,675 km (0.119 R)
• M46: 10,850,483 km (0.102 R)
• M47: 11,371,682 km (0.031 R)
• M48: 11,503,179 km (0.095 R)
• M49: 12,034,550 km (0.038 R)
• M50: 12,249,373 km (0.077 R)
• M51: 12,492,469 km (0.086 R)
• M52: 12,846,568 km (0.086 R)
• M53: 13,121,229 km (0.113 R)
• M54: 13,342,335 km (0.115 R)
• M55: 14,013,132 km (0.036 R)
• M56: 14,210,751 km (0.115 R)
• M57: 14,895,759 km (0.074 R)
• M58: 15,039,822 km (0.068 R)
• M59: 15,825,660 km (0.116 R)
• M60: 16,179,309 km (0.1 R)
• M61: 16,327,411 km (0.071 R)
• M62: 16,416,422 km (0.082 R)
• M63: 16,924,306 km (0.097 R)
• M64: 17,074,652 km (0.115 R)
• M65: 17,195,378 km (0.102 R)
• M66: 18,447,961 km (0.072 R)
• M67: 18,602,645 km (0.106 R)
• M68: 18,882,393 km (0.057 R)
• M69: 19,508,759 km (0.103 R)
• M70: 19,603,455 km (0.117 R)
• M71: 19,761,280 km (0.079 R)
• M72: 19,887,990 km (0.032 R)
• M73: 20,397,370 km (0.073 R)
• M74: 21,689,597 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.2

Radius: 14

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.71 AU - 7.45 AU

Year: 5709 Days

Day: 6.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 36,211,436 km

• M1: 268,528 km (0.113 R)
• M2: 664,514 km (0.047 R)
• M3: 799,152 km (0.116 R)
• M4: 989,590 km (0.104 R)
• M5: 1,130,960 km (0.082 R)
• M6: 1,279,660 km (0.11 R)
• M7: 1,435,392 km (0.109 R)
• M8: 1,597,855 km (0.103 R)
• M9: 1,863,241 km (0.059 R)
• M10: 2,143,289 km (0.053 R)
• M11: 2,523,866 km (0.104 R)
• M12: 2,812,290 km (0.078 R)
• M13: 3,642,110 km (0.109 R)
• M14: 4,123,217 km (0.115 R)
• M15: 4,384,714 km (0.104 R)
• M16: 4,544,335 km (0.117 R)
• M17: 4,760,055 km (0.084 R)
• M18: 4,896,787 km (0.105 R)
• M19: 5,342,738 km (0.105 R)
• M20: 5,743,960 km (0.092 R)
• M21: 5,918,840 km (0.116 R)
• M22: 6,545,206 km (0.102 R)
• M23: 6,728,164 km (0.08 R)
• M24: 7,255,646 km (0.106 R)
• M25: 7,958,158 km (0.103 R)
• M26: 8,549,219 km (0.086 R)
• M27: 9,325,183 km (0.116 R)
• M28: 9,634,851 km (0.075 R)
• M29: 9,878,247 km (0.093 R)
• M30: 10,871,876 km (0.052 R)
• M31: 11,088,942 km (0.055 R)
• M32: 12,121,018 km (0.115 R)
• M33: 13,222,208 km (0.043 R)
• M34: 13,454,085 km (0.107 R)
• M35: 13,726,353 km (0.045 R)
• M36: 14,236,631 km (0.094 R)
• M37: 14,833,377 km (0.105 R)
• M38: 15,154,863 km (0.07 R)
• M39: 15,397,660 km (0.094 R)
• M40: 15,764,175 km (0.063 R)
• M41: 16,174,671 km (0.087 R)
• M42: 16,464,293 km (0.106 R)
• M43: 16,713,822 km (0.048 R)
• M44: 16,922,810 km (0.072 R)
• M45: 17,090,510 km (0.094 R)
• M46: 17,512,376 km (0.09 R)
• M47: 17,894,897 km (0.117 R)
• M48: 18,280,411 km (0.085 R)
• M49: 18,452,449 km (0.104 R)
• M50: 18,841,852 km (0.111 R)
• M51: 19,102,900 km (0.112 R)
• M52: 21,189,342 km (0.093 R)
• M53: 21,688,101 km (0.076 R)
• M54: 21,779,206 km (0.052 R)
• M55: 22,144,973 km (0.119 R)
• M56: 22,282,603 km (0.092 R)
• M57: 22,512,684 km (0.039 R)
• M58: 23,067,992 km (0.102 R)
• M59: 23,347,291 km (0.099 R)
• M60: 23,721,585 km (0.109 R)
• M61: 24,050,700 km (0.057 R)
• M62: 24,476,156 km (0.056 R)
• M63: 24,951,728 km (0.056 R)
• M64: 25,142,765 km (0.118 R)
• M65: 25,911,997 km (0.084 R)
• M66: 26,250,986 km (0.102 R)
• M67: 26,835,464 km (0.104 R)
• M68: 28,864,909 km (0.087 R)
• M69: 30,024,891 km (0.025 R)
• M70: 30,431,947 km (0.098 R)
• M71: 32,964,788 km (0.097 R)
• M72: 33,122,165 km (0.066 R)
• M73: 33,227,033 km (0.099 R)
• M74: 34,070,915 km (0.086 R)
• M75: 34,815,164 km (0.078 R)
• M76: 35,403,682 km (0.11 R)
• M77: 35,833,776 km (0.107 R)
• M78: 36,211,511 km (0.115 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 10,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit