🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.62 AU - 0.86 AU

Year: 244 Days

Day: 46.4 Hours

Environment

Temp: 135 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.89 AU - 1.39 AU

Year: 466 Days

Day: 16.8 Hours

Environment

Temp: -21 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.11 AU - 1.35 AU

Year: 522 Days

Day: 30.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 145.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.03 AU - 1.67 AU

Year: 601 Days

Day: 30.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,166,119 km

• M1: 128,205 km (0.11 R)
• M2: 465,249 km (0.062 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.59 AU - 1.89 AU

Year: 879 Days

Day: 28 Hours

Environment

Temp: -72 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,166,119 km

• M1: 1,165,218 km (0.071 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 2.4 AU - 2.48 AU

Year: 1459 Days

Day: 35.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.7

Radius: 13.1

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.83 AU - 5.77 AU

Year: 4027 Days

Day: 10.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 52,166,119 km

• M1: 204,799 km (0.107 R)
• M2: 309,817 km (0.12 R)
• M3: 578,345 km (0.032 R)
• M4: 838,945 km (0.096 R)
• M5: 938,876 km (0.056 R)
• M6: 1,083,837 km (0.118 R)
• M7: 1,294,171 km (0.04 R)
• M8: 1,565,093 km (0.095 R)
• M9: 1,723,667 km (0.116 R)
• M10: 1,904,680 km (0.098 R)
• M11: 2,144,336 km (0.103 R)
• M12: 2,303,807 km (0.073 R)
• M13: 2,863,902 km (0.117 R)
• M14: 3,119,714 km (0.115 R)
• M15: 3,260,785 km (0.105 R)
• M16: 3,953,872 km (0.107 R)
• M17: 4,195,173 km (0.084 R)
• M18: 4,532,067 km (0.118 R)
• M19: 4,738,363 km (0.066 R)
• M20: 4,877,788 km (0.072 R)
• M21: 5,352,163 km (0.087 R)
• M22: 6,370,925 km (0.118 R)
• M23: 6,499,279 km (0.05 R)
• M24: 7,021,376 km (0.037 R)
• M25: 7,314,289 km (0.026 R)
• M26: 7,448,777 km (0.114 R)
• M27: 7,857,329 km (0.091 R)
• M28: 7,939,907 km (0.057 R)
• M29: 8,582,729 km (0.087 R)
• M30: 8,667,850 km (0.08 R)
• M31: 8,753,271 km (0.058 R)
• M32: 9,242,456 km (0.088 R)
• M33: 9,329,671 km (0.112 R)
• M34: 10,007,798 km (0.085 R)
• M35: 10,247,454 km (0.118 R)
• M36: 10,610,379 km (0.036 R)
• M37: 10,762,968 km (0.051 R)
• M38: 11,008,459 km (0.104 R)
• M39: 12,009,268 km (0.093 R)
• M40: 12,232,019 km (0.111 R)
• M41: 12,617,234 km (0.111 R)
• M42: 12,811,262 km (0.112 R)
• M43: 13,071,712 km (0.068 R)
• M44: 13,169,699 km (0.093 R)
• M45: 13,300,896 km (0.085 R)
• M46: 13,531,427 km (0.073 R)
• M47: 13,663,821 km (0.084 R)
• M48: 13,896,595 km (0.114 R)
• M49: 14,097,056 km (0.099 R)
• M50: 14,298,415 km (0.1 R)
• M51: 15,045,357 km (0.096 R)
• M52: 15,458,098 km (0.07 R)
• M53: 15,631,182 km (0.041 R)
• M54: 15,804,865 km (0.102 R)
• M55: 16,860,727 km (0.094 R)
• M56: 17,433,238 km (0.111 R)
• M57: 17,830,570 km (0.082 R)
• M58: 17,939,477 km (0.101 R)
• M59: 18,048,534 km (0.088 R)
• M60: 18,230,894 km (0.112 R)
• M61: 19,040,368 km (0.098 R)
• M62: 19,188,769 km (0.088 R)
• M63: 19,412,119 km (0.112 R)
• M64: 19,524,168 km (0.054 R)
• M65: 20,012,156 km (0.108 R)
• M66: 20,238,647 km (0.103 R)
• M67: 20,504,034 km (0.071 R)
• M68: 21,114,991 km (0.104 R)
• M69: 21,848,320 km (0.088 R)
• M70: 22,003,752 km (0.081 R)
• M71: 22,550,832 km (0.076 R)
• M72: 22,707,910 km (0.094 R)
• M73: 23,419,397 km (0.066 R)
• M74: 24,178,307 km (0.118 R)
• M75: 24,379,516 km (0.1 R)
• M76: 25,067,218 km (0.094 R)
• M77: 25,229,980 km (0.12 R)
• M78: 26,172,895 km (0.102 R)
• M79: 26,960,379 km (0.093 R)
• M80: 27,755,641 km (0.067 R)
• M81: 28,135,021 km (0.1 R)
• M82: 28,219,694 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.1

Radius: 10.4

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 4.43 AU - 7.27 AU

Year: 5418 Days

Day: 9.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 52,166,119 km

• M1: 144,362 km (0.098 R)
• M2: 242,199 km (0.07 R)
• M3: 350,358 km (0.119 R)
• M4: 417,827 km (0.055 R)
• M5: 546,631 km (0.093 R)
• M6: 807,081 km (0.105 R)
• M7: 875,148 km (0.096 R)
• M8: 1,061,696 km (0.06 R)
• M9: 1,490,892 km (0.114 R)
• M10: 1,645,577 km (0.101 R)
• M11: 2,027,500 km (0.109 R)
• M12: 2,258,180 km (0.114 R)
• M13: 2,376,811 km (0.111 R)
• M14: 2,538,377 km (0.114 R)
• M15: 2,850,887 km (0.112 R)
• M16: 3,022,775 km (0.099 R)
• M17: 3,354,283 km (0.068 R)
• M18: 3,605,009 km (0.107 R)
• M19: 3,697,611 km (0.086 R)
• M20: 4,004,436 km (0.094 R)
• M21: 4,517,407 km (0.113 R)
• M22: 4,667,902 km (0.096 R)
• M23: 5,233,682 km (0.103 R)
• M24: 5,848,529 km (0.107 R)
• M25: 6,012,787 km (0.068 R)
• M26: 7,000,732 km (0.103 R)
• M27: 7,087,798 km (0.041 R)
• M28: 7,677,363 km (0.053 R)
• M29: 7,978,054 km (0.092 R)
• M30: 9,123,974 km (0.071 R)
• M31: 9,442,618 km (0.04 R)
• M32: 9,992,539 km (0.072 R)
• M33: 10,123,438 km (0.061 R)
• M34: 10,189,111 km (0.1 R)
• M35: 11,635,423 km (0.073 R)
• M36: 12,189,833 km (0.094 R)
• M37: 12,400,018 km (0.074 R)
• M38: 12,646,705 km (0.093 R)
• M39: 13,360,586 km (0.043 R)
• M40: 13,649,759 km (0.11 R)
• M41: 13,758,666 km (0.098 R)
• M42: 14,160,785 km (0.083 R)
• M43: 14,381,741 km (0.104 R)
• M44: 14,566,793 km (0.115 R)
• M45: 14,640,994 km (0.068 R)
• M46: 15,655,417 km (0.095 R)
• M47: 15,922,150 km (0.082 R)
• M48: 16,614,788 km (0.107 R)
• M49: 17,043,087 km (0.086 R)
• M50: 18,913,210 km (0.094 R)
• M51: 19,564,709 km (0.091 R)
• M52: 20,513,907 km (0.079 R)
• M53: 20,597,233 km (0.037 R)
• M54: 20,847,660 km (0.088 R)
• M55: 21,099,134 km (0.11 R)
• M56: 21,183,208 km (0.089 R)
• M57: 21,987,147 km (0.075 R)
• M58: 22,328,679 km (0.115 R)
• M59: 22,414,399 km (0.06 R)
• M60: 22,715,090 km (0.098 R)
• M61: 22,844,343 km (0.084 R)
• M62: 23,407,280 km (0.088 R)
• M63: 23,494,346 km (0.114 R)
• M64: 23,625,094 km (0.089 R)
• M65: 24,238,296 km (0.107 R)
• M66: 24,768,171 km (0.116 R)
• M67: 25,570,166 km (0.064 R)
• M68: 26,154,645 km (0.083 R)
• M69: 26,516,522 km (0.119 R)
• M70: 26,652,656 km (0.113 R)
• M71: 26,743,462 km (0.027 R)
• M72: 27,199,436 km (0.108 R)
• M73: 27,382,544 km (0.105 R)
• M74: 27,796,182 km (0.085 R)
• M75: 27,888,334 km (0.043 R)
• M76: 28,769,017 km (0.103 R)
• M77: 29,095,739 km (0.117 R)
• M78: 30,320,197 km (0.114 R)
• M79: 30,843,341 km (0.075 R)
• M80: 31,561,560 km (0.074 R)
• M81: 32,285,165 km (0.074 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.6

Radius: 6.8

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 13.61 AU - 18.35 AU

Year: 24459 Days

Day: 24.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 52,166,119 km

• M1: 243,097 km (0.051 R)
• M2: 581,786 km (0.062 R)
• M3: 649,404 km (0.08 R)
• M4: 1,285,195 km (0.086 R)
• M5: 1,421,030 km (0.032 R)
• M6: 1,806,245 km (0.096 R)
• M7: 1,933,104 km (0.102 R)
• M8: 2,358,710 km (0.058 R)
• M9: 2,413,911 km (0.107 R)
• M10: 2,696,651 km (0.042 R)
• M11: 2,754,546 km (0.082 R)
• M12: 2,842,060 km (0.1 R)
• M13: 3,019,932 km (0.056 R)
• M14: 3,799,786 km (0.083 R)
• M15: 4,569,317 km (0.057 R)
• M16: 6,284,756 km (0.078 R)
• M17: 6,949,419 km (0.082 R)
• M18: 7,149,133 km (0.068 R)
• M19: 7,677,363 km (0.033 R)
• M20: 7,801,080 km (0.118 R)
• M21: 8,050,460 km (0.119 R)
• M22: 8,514,363 km (0.116 R)
• M23: 9,292,272 km (0.049 R)
• M24: 9,734,184 km (0.097 R)
• M25: 10,592,576 km (0.06 R)
• M26: 11,240,634 km (0.093 R)
• M27: 11,996,702 km (0.079 R)
• M28: 12,526,129 km (0.082 R)
• M29: 13,013,968 km (0.114 R)
• M30: 13,857,550 km (0.058 R)
• M31: 14,058,609 km (0.027 R)
• M32: 14,210,152 km (0.059 R)
• M33: 14,769,947 km (0.118 R)
• M34: 16,439,460 km (0.064 R)
• M35: 17,134,491 km (0.026 R)
• M36: 18,112,861 km (0.086 R)
• M37: 18,886,282 km (0.049 R)
• M38: 19,276,882 km (0.115 R)
• M39: 19,952,915 km (0.092 R)
• M40: 20,751,469 km (0.12 R)
• M41: 20,923,955 km (0.075 R)
• M42: 21,444,107 km (0.104 R)
• M43: 22,320,601 km (0.102 R)
• M44: 23,927,731 km (0.08 R)
• M45: 24,653,879 km (0.097 R)
• M46: 26,376,199 km (0.111 R)
• M47: 27,063,452 km (0.103 R)
• M48: 27,188,964 km (0.113 R)
• M49: 27,883,098 km (0.069 R)
• M50: 29,160,215 km (0.114 R)
• M51: 29,417,823 km (0.118 R)
• M52: 30,195,433 km (0.108 R)
• M53: 30,586,781 km (0.037 R)
• M54: 31,242,767 km (0.097 R)
• M55: 31,704,576 km (0.086 R)
• M56: 32,969,725 km (0.1 R)
• M57: 33,372,742 km (0.088 R)
• M58: 33,507,380 km (0.086 R)
• M59: 33,980,259 km (0.078 R)
• M60: 34,455,232 km (0.085 R)
• M61: 34,864,083 km (0.11 R)
• M62: 36,377,116 km (0.047 R)
• M63: 37,490,872 km (0.099 R)
• M64: 38,333,557 km (0.081 R)
• M65: 38,969,647 km (0.086 R)
• M66: 39,680,536 km (0.12 R)
• M67: 39,751,894 km (0.055 R)
• M68: 39,894,611 km (0.113 R)
• M69: 39,966,118 km (0.11 R)
• M70: 40,037,626 km (0.038 R)
• M71: 40,109,134 km (0.081 R)
• M72: 40,395,763 km (0.099 R)
• M73: 41,331,797 km (0.106 R)
• M74: 41,911,339 km (0.119 R)
• M75: 42,275,012 km (0.107 R)
• M76: 42,420,720 km (0.114 R)
• M77: 44,330,487 km (0.09 R)
• M78: 44,923,642 km (0.093 R)
• M79: 47,322,743 km (0.033 R)
• M80: 47,929,063 km (0.074 R)
• M81: 48,233,046 km (0.036 R)
• M82: 48,385,337 km (0.094 R)
• M83: 48,537,927 km (0.118 R)
• M84: 48,690,517 km (0.059 R)
• M85: 49,302,521 km (0.105 R)
• M86: 49,455,859 km (0.091 R)
• M87: 49,532,603 km (0.111 R)
• M88: 51,153,795 km (0.111 R)
• M89: 51,309,078 km (0.093 R)
• M90: 51,386,869 km (0.041 R)
• M91: 51,464,659 km (0.098 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: 226 - 18,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit