🌌 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: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.74 AU - 0.78 AU

Year: 232 Days

Day: 37 Hours

Environment

Temp: 122 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.92 AU - 1.28 AU

Year: 404 Days

Day: 23.1 Hours

Environment

Temp: 102 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.25 AU - 1.47 AU

Year: 555 Days

Day: 17.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 18.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 59,628,316 km

• M1: 468,092 km (0.054 R)
• M2: 963,859 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.46 AU - 2.42 AU

Year: 945 Days

Day: 42.9 Hours

Environment

Temp: -40 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.15 AU - 2.61 AU

Year: 1285 Days

Day: 26.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.78 AU - 4.94 AU

Year: 3185 Days

Day: 33.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.8 AU - 5.62 AU

Year: 3576 Days

Day: 22.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,628,316 km

• M1: 3,028,011 km (0.064 R)

Asteroid Belt

Center: 6.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998

Radius: 12.1

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 8.11 AU - 10.15 AU

Year: 9651 Days

Day: 7.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 59,628,316 km

• M1: 155,283 km (0.072 R)
• M2: 289,023 km (0.093 R)
• M3: 425,456 km (0.119 R)
• M4: 724,502 km (0.114 R)
• M5: 1,130,511 km (0.038 R)
• M6: 1,370,466 km (0.042 R)
• M7: 1,579,305 km (0.047 R)
• M8: 1,849,030 km (0.069 R)
• M9: 2,134,014 km (0.084 R)
• M10: 3,012,004 km (0.109 R)
• M11: 3,317,482 km (0.077 R)
• M12: 3,958,210 km (0.069 R)
• M13: 4,057,693 km (0.117 R)
• M14: 4,498,558 km (0.107 R)
• M15: 4,812,713 km (0.052 R)
• M16: 4,990,435 km (0.109 R)
• M17: 5,610,967 km (0.066 R)
• M18: 6,102,097 km (0.071 R)
• M19: 7,533,450 km (0.12 R)
• M20: 7,698,755 km (0.109 R)
• M21: 8,414,581 km (0.112 R)
• M22: 9,063,985 km (0.099 R)
• M23: 9,151,949 km (0.12 R)
• M24: 9,550,627 km (0.103 R)
• M25: 10,091,124 km (0.082 R)
• M26: 10,549,193 km (0.092 R)
• M27: 12,060,281 km (0.08 R)
• M28: 12,890,400 km (0.059 R)
• M29: 13,840,047 km (0.069 R)
• M30: 14,093,765 km (0.081 R)
• M31: 14,502,766 km (0.092 R)
• M32: 16,018,342 km (0.119 R)
• M33: 16,231,369 km (0.114 R)
• M34: 16,391,738 km (0.031 R)
• M35: 16,767,977 km (0.116 R)
• M36: 17,528,981 km (0.101 R)
• M37: 17,968,948 km (0.106 R)
• M38: 18,412,506 km (0.103 R)
• M39: 18,915,903 km (0.117 R)
• M40: 19,084,799 km (0.053 R)
• M41: 19,708,023 km (0.068 R)
• M42: 21,382,921 km (0.07 R)
• M43: 21,676,283 km (0.117 R)
• M44: 22,564,595 km (0.11 R)
• M45: 23,767,362 km (0.085 R)
• M46: 24,683,050 km (0.095 R)
• M47: 25,672,491 km (0.109 R)
• M48: 27,753,995 km (0.07 R)
• M49: 28,524,275 km (0.089 R)
• M50: 29,236,660 km (0.119 R)
• M51: 31,208,958 km (0.095 R)
• M52: 31,408,522 km (0.068 R)
• M53: 32,143,945 km (0.092 R)
• M54: 32,682,348 km (0.104 R)
• M55: 33,768,279 km (0.089 R)
• M56: 34,315,657 km (0.054 R)
• M57: 34,521,653 km (0.109 R)
• M58: 34,865,878 km (0.084 R)
• M59: 35,349,827 km (0.114 R)
• M60: 36,114,721 km (0.105 R)
• M61: 36,534,343 km (0.119 R)
• M62: 37,378,225 km (0.1 R)
• M63: 37,660,965 km (0.064 R)
• M64: 38,157,480 km (0.072 R)
• M65: 38,370,956 km (0.092 R)
• M66: 38,513,523 km (0.038 R)
• M67: 39,085,286 km (0.095 R)
• M68: 41,108,896 km (0.103 R)
• M69: 41,620,222 km (0.074 R)
• M70: 42,060,040 km (0.119 R)
• M71: 43,909,369 km (0.093 R)
• M72: 44,806,507 km (0.066 R)
• M73: 45,106,750 km (0.087 R)
• M74: 46,847,022 km (0.073 R)
• M75: 46,999,313 km (0.108 R)
• M76: 48,917,606 km (0.085 R)
• M77: 50,158,670 km (0.111 R)
• M78: 50,236,611 km (0.059 R)
• M79: 50,392,641 km (0.097 R)
• M80: 51,488,745 km (0.098 R)
• M81: 52,513,640 km (0.085 R)
• M82: 52,830,338 km (0.087 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.8

Radius: 11.7

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 8.52 AU - 9.86 AU

Year: 9747 Days

Day: 6.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 59,628,316 km

• M1: 213,775 km (0.087 R)
• M2: 370,404 km (0.077 R)
• M3: 487,539 km (0.119 R)
• M4: 648,208 km (0.104 R)
• M5: 766,240 km (0.118 R)
• M6: 860,038 km (0.073 R)
• M7: 941,419 km (0.05 R)
• M8: 1,130,661 km (0.091 R)
• M9: 1,547,291 km (0.101 R)
• M10: 1,628,223 km (0.115 R)
• M11: 2,099,008 km (0.098 R)
• M12: 2,350,183 km (0.067 R)
• M13: 2,467,617 km (0.03 R)
• M14: 2,807,054 km (0.107 R)
• M15: 3,239,542 km (0.118 R)
• M16: 3,477,253 km (0.029 R)
• M17: 3,802,927 km (0.045 R)
• M18: 3,885,954 km (0.115 R)
• M19: 4,053,953 km (0.096 R)
• M20: 4,224,195 km (0.034 R)
• M21: 4,484,196 km (0.116 R)
• M22: 4,601,481 km (0.119 R)
• M23: 4,690,043 km (0.039 R)
• M24: 5,050,424 km (0.093 R)
• M25: 5,203,164 km (0.041 R)
• M26: 5,388,515 km (0.042 R)
• M27: 6,087,137 km (0.096 R)
• M28: 6,315,424 km (0.116 R)
• M29: 6,480,281 km (0.104 R)
• M30: 7,533,749 km (0.094 R)
• M31: 8,026,973 km (0.038 R)
• M32: 8,134,085 km (0.09 R)
• M33: 8,749,830 km (0.089 R)
• M34: 9,531,180 km (0.119 R)
• M35: 9,911,158 km (0.119 R)
• M36: 10,026,199 km (0.043 R)
• M37: 10,141,539 km (0.105 R)
• M38: 11,560,774 km (0.099 R)
• M39: 11,681,799 km (0.066 R)
• M40: 12,170,385 km (0.091 R)
• M41: 12,293,654 km (0.041 R)
• M42: 12,541,238 km (0.027 R)
• M43: 13,209,642 km (0.062 R)
• M44: 14,277,322 km (0.08 R)
• M45: 14,450,706 km (0.118 R)
• M46: 14,843,400 km (0.043 R)
• M47: 15,107,141 km (0.059 R)
• M48: 15,505,819 km (0.113 R)
• M49: 15,862,909 km (0.116 R)
• M50: 17,134,491 km (0.098 R)
• M51: 18,485,809 km (0.049 R)
• M52: 19,198,194 km (0.073 R)
• M53: 19,293,787 km (0.085 R)
• M54: 19,533,592 km (0.12 R)
• M55: 20,113,284 km (0.106 R)
• M56: 20,356,530 km (0.06 R)
• M57: 20,551,905 km (0.111 R)
• M58: 21,240,205 km (0.113 R)
• M59: 22,437,885 km (0.101 R)
• M60: 23,965,579 km (0.033 R)
• M61: 24,120,113 km (0.106 R)
• M62: 24,638,021 km (0.047 R)
• M63: 25,684,608 km (0.107 R)
• M64: 26,479,122 km (0.064 R)
• M65: 28,910,537 km (0.104 R)
• M66: 29,405,406 km (0.069 R)
• M67: 29,571,011 km (0.077 R)
• M68: 30,459,323 km (0.104 R)
• M69: 31,412,710 km (0.112 R)
• M70: 32,546,812 km (0.097 R)
• M71: 32,660,955 km (0.065 R)
• M72: 33,348,806 km (0.079 R)
• M73: 34,041,295 km (0.078 R)
• M74: 35,499,276 km (0.076 R)
• M75: 36,442,939 km (0.084 R)
• M76: 36,680,201 km (0.107 R)
• M77: 37,394,980 km (0.038 R)
• M78: 37,754,164 km (0.086 R)
• M79: 38,475,824 km (0.065 R)
• M80: 38,838,450 km (0.066 R)
• M81: 40,055,129 km (0.042 R)
• M82: 40,729,666 km (0.045 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.1

Radius: 9.9

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 10.55 AU - 13.07 AU

Year: 14199 Days

Day: 5.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 59,628,316 km

• M1: 150,795 km (0.114 R)
• M2: 266,883 km (0.105 R)
• M3: 401,969 km (0.079 R)
• M4: 599,139 km (0.105 R)
• M5: 710,141 km (0.118 R)
• M6: 869,762 km (0.084 R)
• M7: 1,019,659 km (0.081 R)
• M8: 1,623,885 km (0.08 R)
• M9: 1,948,662 km (0.051 R)
• M10: 2,176,649 km (0.115 R)
• M11: 2,690,069 km (0.086 R)
• M12: 2,816,330 km (0.097 R)
• M13: 2,976,848 km (0.09 R)
• M14: 3,240,140 km (0.072 R)
• M15: 3,476,804 km (0.072 R)
• M16: 4,442,010 km (0.077 R)
• M17: 4,896,488 km (0.108 R)
• M18: 5,247,145 km (0.087 R)
• M19: 5,525,397 km (0.092 R)
• M20: 6,096,712 km (0.118 R)
• M21: 7,383,403 km (0.101 R)
• M22: 7,561,275 km (0.096 R)
• M23: 8,103,118 km (0.071 R)
• M24: 8,425,202 km (0.026 R)
• M25: 8,845,273 km (0.105 R)
• M26: 8,986,793 km (0.064 R)
• M27: 9,705,910 km (0.07 R)
• M28: 10,047,891 km (0.09 R)
• M29: 10,146,326 km (0.086 R)
• M30: 10,693,405 km (0.108 R)
• M31: 10,995,892 km (0.066 R)
• M32: 12,286,324 km (0.06 R)
• M33: 12,550,214 km (0.1 R)
• M34: 12,656,279 km (0.07 R)
• M35: 14,007,148 km (0.116 R)
• M36: 15,346,498 km (0.098 R)
• M37: 15,460,042 km (0.114 R)
• M38: 15,687,730 km (0.113 R)
• M39: 16,493,764 km (0.11 R)
• M40: 16,843,224 km (0.097 R)
• M41: 17,490,534 km (0.106 R)
• M42: 17,609,016 km (0.069 R)
• M43: 19,357,815 km (0.085 R)
• M44: 19,973,709 km (0.101 R)
• M45: 21,604,775 km (0.113 R)
• M46: 23,408,626 km (0.094 R)
• M47: 24,130,436 km (0.107 R)
• M48: 24,196,408 km (0.101 R)
• M49: 24,394,775 km (0.114 R)
• M50: 25,394,388 km (0.109 R)
• M51: 25,663,216 km (0.103 R)
• M52: 26,203,713 km (0.062 R)
• M53: 26,271,630 km (0.112 R)
• M54: 27,227,411 km (0.097 R)
• M55: 27,502,521 km (0.063 R)
• M56: 27,917,057 km (0.113 R)
• M57: 29,172,931 km (0.06 R)
• M58: 30,589,773 km (0.083 R)
• M59: 31,378,602 km (0.07 R)
• M60: 31,594,921 km (0.088 R)
• M61: 31,811,688 km (0.096 R)
• M62: 32,029,054 km (0.069 R)
• M63: 32,610,840 km (0.081 R)
• M64: 34,525,992 km (0.116 R)
• M65: 35,647,377 km (0.105 R)
• M66: 35,872,971 km (0.091 R)
• M67: 36,553,043 km (0.088 R)
• M68: 36,780,581 km (0.076 R)
• M69: 37,084,863 km (0.106 R)
• M70: 37,925,753 km (0.087 R)
• M71: 38,156,134 km (0.11 R)
• M72: 38,386,963 km (0.113 R)
• M73: 39,626,232 km (0.079 R)
• M74: 40,094,324 km (0.094 R)
• M75: 41,588,806 km (0.057 R)
• M76: 44,065,998 km (0.115 R)
• M77: 45,118,867 km (0.063 R)
• M78: 47,167,161 km (0.112 R)
• M79: 48,910,874 km (0.088 R)
• M80: 49,832,696 km (0.094 R)
• M81: 50,000,994 km (0.096 R)
• M82: 50,085,068 km (0.11 R)
• M83: 52,034,328 km (0.095 R)
• M84: 54,873,995 km (0.101 R)
• M85: 55,395,792 km (0.11 R)
• M86: 58,826,819 km (0.115 R)
• M87: 59,004,542 km (0.058 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 16,703 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit