🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.53 AU - 0.87 AU

Year: 267 Days

Day: 32.4 Hours

Environment

Temp: -33 °C

Axial Tilt: 42.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.7 AU - 0.82 AU

Year: 302 Days

Day: 46.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.1 AU - 1.32 AU

Year: 608 Days

Day: 18.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.19 AU - 1.27 AU

Year: 623 Days

Day: 46.8 Hours

Environment

Temp: -89 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,250,418 km

• M1: 1,010,534 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.17 AU - 1.55 AU

Year: 724 Days

Day: 24.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,250,418 km

• M1: 72,256 km (0.12 R)
• M2: 379,081 km (0.084 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.76 AU - 1.98 AU

Year: 1168 Days

Day: 15.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.7

Radius: 8.8

Gravity: 9.8 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.23 AU - 2.67 AU

Year: 1751 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 33,250,418 km

• M1: 120,426 km (0.098 R)
• M2: 185,501 km (0.068 R)
• M3: 297,550 km (0.053 R)
• M4: 419,622 km (0.098 R)
• M5: 656,435 km (0.089 R)
• M6: 726,148 km (0.076 R)
• M7: 1,040,902 km (0.048 R)
• M8: 1,105,079 km (0.095 R)
• M9: 1,189,752 km (0.084 R)
• M10: 1,345,782 km (0.117 R)
• M11: 1,446,761 km (0.1 R)
• M12: 1,508,695 km (0.115 R)
• M13: 1,571,376 km (0.119 R)
• M14: 1,678,189 km (0.069 R)
• M15: 1,765,255 km (0.111 R)
• M16: 1,853,966 km (0.094 R)
• M17: 2,247,708 km (0.085 R)
• M18: 2,731,059 km (0.063 R)
• M19: 3,124,501 km (0.1 R)
• M20: 3,191,820 km (0.099 R)
• M21: 3,259,738 km (0.091 R)
• M22: 3,438,357 km (0.118 R)
• M23: 3,662,754 km (0.115 R)
• M24: 4,289,420 km (0.082 R)
• M25: 4,653,691 km (0.104 R)
• M26: 4,715,325 km (0.111 R)
• M27: 4,823,933 km (0.104 R)
• M28: 5,043,692 km (0.115 R)
• M29: 5,202,715 km (0.115 R)
• M30: 5,282,750 km (0.092 R)
• M31: 5,888,471 km (0.075 R)
• M32: 6,022,361 km (0.1 R)
• M33: 6,208,162 km (0.103 R)
• M34: 6,533,388 km (0.076 R)
• M35: 6,899,454 km (0.093 R)
• M36: 6,969,914 km (0.054 R)
• M37: 7,164,990 km (0.066 R)
• M38: 7,343,909 km (0.078 R)
• M39: 7,470,020 km (0.079 R)
• M40: 7,816,040 km (0.063 R)
• M41: 7,926,443 km (0.109 R)
• M42: 7,981,794 km (0.118 R)
• M43: 8,204,546 km (0.118 R)
• M44: 9,407,612 km (0.045 R)
• M45: 9,623,332 km (0.105 R)
• M46: 9,741,664 km (0.092 R)
• M47: 10,199,882 km (0.102 R)
• M48: 10,543,060 km (0.114 R)
• M49: 10,746,662 km (0.088 R)
• M50: 11,261,578 km (0.087 R)
• M51: 11,344,605 km (0.094 R)
• M52: 11,511,556 km (0.031 R)
• M53: 11,826,609 km (0.086 R)
• M54: 11,974,562 km (0.118 R)
• M55: 12,080,626 km (0.095 R)
• M56: 12,144,505 km (0.078 R)
• M57: 12,379,373 km (0.113 R)
• M58: 12,529,719 km (0.076 R)
• M59: 12,702,206 km (0.088 R)
• M60: 13,005,889 km (0.081 R)
• M61: 13,400,080 km (0.069 R)
• M62: 13,554,465 km (0.097 R)
• M63: 13,731,439 km (0.048 R)
• M64: 13,887,021 km (0.098 R)
• M65: 14,177,540 km (0.091 R)
• M66: 14,289,888 km (0.117 R)
• M67: 14,787,450 km (0.086 R)
• M68: 14,992,549 km (0.097 R)
• M69: 15,175,806 km (0.087 R)
• M70: 15,290,698 km (0.09 R)
• M71: 15,359,662 km (0.105 R)
• M72: 15,451,964 km (0.053 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.1

Radius: 9.5

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.49 AU - 3.75 AU

Year: 2516 Days

Day: 8.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 33,250,418 km

• M1: 151,692 km (0.102 R)
• M2: 217,964 km (0.102 R)
• M3: 364,869 km (0.101 R)
• M4: 437,873 km (0.113 R)
• M5: 516,861 km (0.108 R)
• M6: 636,988 km (0.096 R)
• M7: 728,841 km (0.044 R)
• M8: 1,087,726 km (0.063 R)
• M9: 1,246,001 km (0.075 R)
• M10: 1,399,937 km (0.104 R)
• M11: 1,585,438 km (0.117 R)
• M12: 1,674,898 km (0.072 R)
• M13: 1,792,482 km (0.081 R)
• M14: 1,912,758 km (0.099 R)
• M15: 2,133,565 km (0.07 R)
• M16: 2,362,599 km (0.095 R)
• M17: 2,450,712 km (0.029 R)
• M18: 2,569,792 km (0.115 R)
• M19: 2,860,461 km (0.077 R)
• M20: 3,017,688 km (0.081 R)
• M21: 3,081,417 km (0.082 R)
• M22: 3,145,594 km (0.097 R)
• M23: 3,210,221 km (0.097 R)
• M24: 3,275,296 km (0.109 R)
• M25: 3,340,820 km (0.103 R)
• M26: 3,489,969 km (0.114 R)
• M27: 3,794,849 km (0.107 R)
• M28: 4,037,946 km (0.066 R)
• M29: 4,161,514 km (0.062 R)
• M30: 4,250,524 km (0.041 R)
• M31: 4,797,903 km (0.082 R)
• M32: 4,909,952 km (0.085 R)
• M33: 5,041,897 km (0.118 R)
• M34: 5,444,914 km (0.09 R)
• M35: 6,119,450 km (0.07 R)
• M36: 6,180,187 km (0.114 R)
• M37: 6,322,904 km (0.118 R)
• M38: 6,590,684 km (0.113 R)
• M39: 7,287,211 km (0.05 R)
• M40: 7,764,578 km (0.039 R)
• M41: 7,896,524 km (0.065 R)
• M42: 8,029,217 km (0.076 R)
• M43: 8,095,788 km (0.081 R)
• M44: 8,296,848 km (0.113 R)
• M45: 8,454,374 km (0.086 R)
• M46: 8,544,881 km (0.076 R)
• M47: 8,932,788 km (0.1 R)
• M48: 9,024,940 km (0.101 R)
• M49: 9,140,579 km (0.092 R)
• M50: 9,868,373 km (0.112 R)
• M51: 10,275,429 km (0.101 R)
• M52: 10,663,635 km (0.12 R)
• M53: 10,834,925 km (0.093 R)
• M54: 10,933,360 km (0.04 R)
• M55: 11,007,262 km (0.116 R)
• M56: 11,932,824 km (0.103 R)
• M57: 12,289,465 km (0.101 R)
• M58: 12,417,820 km (0.06 R)
• M59: 12,753,368 km (0.078 R)
• M60: 12,857,189 km (0.076 R)
• M61: 13,065,728 km (0.107 R)
• M62: 13,804,443 km (0.076 R)
• M63: 13,964,512 km (0.114 R)
• M64: 14,801,363 km (0.096 R)
• M65: 14,910,569 km (0.091 R)
• M66: 15,184,633 km (0.089 R)
• M67: 15,488,167 km (0.088 R)
• M68: 16,297,641 km (0.086 R)
• M69: 16,410,438 km (0.059 R)
• M70: 17,552,169 km (0.098 R)
• M71: 17,783,596 km (0.045 R)
• M72: 17,957,878 km (0.064 R)
• M73: 18,190,951 km (0.118 R)
• M74: 19,193,257 km (0.111 R)
• M75: 19,761,131 km (0.115 R)
• M76: 19,911,477 km (0.115 R)
• M77: 20,062,271 km (0.096 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.4

Radius: 12

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.68 AU - 4.24 AU

Year: 3598 Days

Day: 11.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 33,250,418 km

• M1: 195,225 km (0.101 R)
• M2: 290,369 km (0.12 R)
• M3: 443,408 km (0.104 R)
• M4: 604,974 km (0.069 R)
• M5: 779,106 km (0.084 R)
• M6: 1,052,720 km (0.076 R)
• M7: 1,256,323 km (0.099 R)
• M8: 1,346,082 km (0.069 R)
• M9: 1,568,234 km (0.096 R)
• M10: 2,062,207 km (0.1 R)
• M11: 2,446,075 km (0.069 R)
• M12: 2,719,540 km (0.041 R)
• M13: 2,867,492 km (0.079 R)
• M14: 3,156,066 km (0.054 R)
• M15: 3,438,357 km (0.113 R)
• M16: 3,518,243 km (0.044 R)
• M17: 3,827,611 km (0.115 R)
• M18: 4,231,226 km (0.116 R)
• M19: 4,351,503 km (0.113 R)
• M20: 4,666,107 km (0.098 R)
• M21: 5,243,854 km (0.071 R)
• M22: 5,597,653 km (0.033 R)
• M23: 5,844,340 km (0.082 R)
• M24: 5,940,232 km (0.117 R)
• M25: 6,585,747 km (0.086 R)
• M26: 6,665,632 km (0.113 R)
• M27: 6,826,151 km (0.036 R)
• M28: 6,906,934 km (0.082 R)
• M29: 7,130,732 km (0.039 R)
• M30: 7,274,346 km (0.076 R)
• M31: 7,564,566 km (0.108 R)
• M32: 7,943,348 km (0.102 R)
• M33: 8,436,422 km (0.118 R)
• M34: 8,566,722 km (0.089 R)
• M35: 8,807,275 km (0.114 R)
• M36: 9,005,792 km (0.044 R)
• M37: 9,161,224 km (0.081 R)
• M38: 10,204,819 km (0.085 R)
• M39: 10,413,508 km (0.076 R)
• M40: 10,553,382 km (0.1 R)
• M41: 10,646,880 km (0.12 R)
• M42: 10,811,438 km (0.068 R)
• M43: 11,000,380 km (0.111 R)
• M44: 11,142,797 km (0.066 R)
• M45: 11,622,109 km (0.08 R)
• M46: 11,718,899 km (0.108 R)
• M47: 11,815,838 km (0.111 R)
• M48: 12,230,823 km (0.071 R)
• M49: 12,329,258 km (0.104 R)
• M50: 12,452,527 km (0.083 R)
• M51: 12,625,911 km (0.097 R)
• M52: 13,150,700 km (0.082 R)
• M53: 13,251,529 km (0.1 R)
• M54: 14,015,675 km (0.119 R)
• M55: 14,170,210 km (0.115 R)
• M56: 14,506,954 km (0.049 R)
• M57: 14,611,074 km (0.03 R)
• M58: 14,715,494 km (0.105 R)
• M59: 14,820,212 km (0.114 R)
• M60: 15,347,246 km (0.08 R)
• M61: 15,453,460 km (0.113 R)
• M62: 15,613,081 km (0.102 R)
• M63: 16,203,394 km (0.103 R)
• M64: 16,365,708 km (0.12 R)
• M65: 16,528,470 km (0.036 R)
• M66: 16,801,038 km (0.104 R)
• M67: 16,992,673 km (0.045 R)
• M68: 17,544,240 km (0.061 R)
• M69: 17,822,342 km (0.109 R)
• M70: 18,045,692 km (0.087 R)
• M71: 18,129,766 km (0.101 R)
• M72: 18,608,479 km (0.117 R)
• M73: 18,835,270 km (0.098 R)
• M74: 18,977,387 km (0.083 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.3

Radius: 5.8

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.34 AU - 11 AU

Year: 15913 Days

Day: 23.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 33,250,418 km

• M1: 145,708 km (0.055 R)
• M2: 289,322 km (0.041 R)
• M3: 500,106 km (0.058 R)
• M4: 584,329 km (0.074 R)
• M5: 660,475 km (0.071 R)
• M6: 923,468 km (0.075 R)
• M7: 1,217,128 km (0.113 R)
• M8: 2,255,487 km (0.076 R)
• M9: 2,316,074 km (0.118 R)
• M10: 3,636,724 km (0.11 R)
• M11: 4,169,741 km (0.118 R)
• M12: 4,369,604 km (0.109 R)
• M13: 4,470,732 km (0.073 R)
• M14: 4,572,609 km (0.117 R)
• M15: 5,496,675 km (0.064 R)
• M16: 6,134,410 km (0.047 R)
• M17: 6,824,655 km (0.089 R)
• M18: 7,001,031 km (0.106 R)
• M19: 7,752,162 km (0.104 R)
• M20: 7,936,317 km (0.117 R)
• M21: 9,167,507 km (0.108 R)
• M22: 9,362,284 km (0.101 R)
• M23: 10,087,684 km (0.052 R)
• M24: 13,164,762 km (0.04 R)
• M25: 15,338,120 km (0.114 R)
• M26: 18,471,747 km (0.049 R)
• M27: 18,635,556 km (0.118 R)
• M28: 19,047,100 km (0.1 R)
• M29: 20,342,019 km (0.067 R)
• M30: 21,064,128 km (0.099 R)
• M31: 22,228,299 km (0.089 R)
• M32: 23,413,114 km (0.077 R)
• M33: 23,634,818 km (0.116 R)
• M34: 24,618,274 km (0.063 R)
• M35: 25,889,408 km (0.057 R)
• M36: 27,042,209 km (0.067 R)
• M37: 27,929,474 km (0.092 R)
• M38: 31,133,561 km (0.095 R)
• M39: 31,182,330 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 152 - 10,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit