🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.95 AU - 1.15 AU

Year: 380 Days

Day: 43.5 Hours

Environment

Temp: 94 °C

Axial Tilt: 155.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.44 AU - 2.26 AU

Year: 888 Days

Day: 45.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.59 AU - 2.13 AU

Year: 896 Days

Day: 44.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,774,188 km

• M1: 448,345 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.09 AU - 2.27 AU

Year: 1137 Days

Day: 41.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.96 AU - 4.55 AU

Year: 2564 Days

Day: 16.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.16 AU - 4.88 AU

Year: 2846 Days

Day: 41.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,774,188 km

• M1: 1,240,017 km (0.117 R)

Asteroid Belt

Center: 4.72 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.4

Radius: 8

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.22 AU - 6.62 AU

Year: 4456 Days

Day: 7.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 35,774,188 km

• M1: 103,073 km (0.056 R)
• M2: 184,305 km (0.107 R)
• M3: 240,105 km (0.109 R)
• M4: 290,968 km (0.082 R)
• M5: 480,209 km (0.039 R)
• M6: 531,671 km (0.046 R)
• M7: 631,602 km (0.08 R)
• M8: 936,782 km (0.115 R)
• M9: 1,037,012 km (0.044 R)
• M10: 1,140,833 km (0.092 R)
• M11: 1,200,074 km (0.086 R)
• M12: 1,284,896 km (0.05 R)
• M13: 1,384,379 km (0.111 R)
• M14: 1,657,694 km (0.116 R)
• M15: 1,725,462 km (0.107 R)
• M16: 1,807,890 km (0.058 R)
• M17: 1,863,541 km (0.111 R)
• M18: 2,239,779 km (0.12 R)
• M19: 2,360,355 km (0.103 R)
• M20: 2,783,119 km (0.061 R)
• M21: 2,847,895 km (0.082 R)
• M22: 2,945,732 km (0.112 R)
• M23: 3,061,520 km (0.1 R)
• M24: 3,263,478 km (0.109 R)
• M25: 3,348,898 km (0.082 R)
• M26: 3,452,420 km (0.114 R)
• M27: 3,591,994 km (0.108 R)
• M28: 3,644,952 km (0.119 R)
• M29: 3,715,862 km (0.095 R)
• M30: 4,187,992 km (0.103 R)
• M31: 4,374,691 km (0.056 R)
• M32: 4,583,230 km (0.108 R)
• M33: 4,931,494 km (0.083 R)
• M34: 5,049,527 km (0.094 R)
• M35: 5,612,613 km (0.075 R)
• M36: 6,216,689 km (0.113 R)
• M37: 6,322,904 km (0.115 R)
• M38: 6,623,745 km (0.057 R)
• M39: 6,710,512 km (0.118 R)
• M40: 6,841,410 km (0.086 R)
• M41: 7,105,749 km (0.099 R)
• M42: 7,576,534 km (0.103 R)
• M43: 7,804,222 km (0.1 R)
• M44: 8,595,295 km (0.077 R)
• M45: 8,904,514 km (0.031 R)
• M46: 9,265,793 km (0.103 R)
• M47: 9,363,032 km (0.113 R)
• M48: 9,460,569 km (0.074 R)
• M49: 9,656,543 km (0.083 R)
• M50: 9,755,128 km (0.115 R)
• M51: 10,002,862 km (0.105 R)
• M52: 10,227,707 km (0.062 R)
• M53: 11,298,529 km (0.115 R)
• M54: 11,952,870 km (0.086 R)
• M55: 12,754,266 km (0.103 R)
• M56: 13,079,641 km (0.107 R)
• M57: 13,435,235 km (0.031 R)
• M58: 13,710,944 km (0.056 R)
• M59: 13,794,120 km (0.112 R)
• M60: 14,974,747 km (0.112 R)
• M61: 15,461,838 km (0.067 R)
• M62: 15,663,795 km (0.115 R)
• M63: 16,687,343 km (0.116 R)
• M64: 17,132,547 km (0.057 R)
• M65: 17,461,512 km (0.107 R)
• M66: 18,460,976 km (0.117 R)
• M67: 18,890,621 km (0.083 R)
• M68: 19,199,540 km (0.028 R)
• M69: 19,603,604 km (0.031 R)
• M70: 19,665,986 km (0.09 R)
• M71: 19,822,316 km (0.081 R)
• M72: 20,230,718 km (0.091 R)
• M73: 20,578,384 km (0.102 R)
• M74: 20,864,415 km (0.114 R)
• M75: 21,055,751 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.2

Radius: 14.5

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.74 AU - 5.94 AU

Year: 4983 Days

Day: 11.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 35,774,188 km

• M1: 191,036 km (0.119 R)
• M2: 292,763 km (0.108 R)
• M3: 658,231 km (0.097 R)
• M4: 788,830 km (0.043 R)
• M5: 903,122 km (0.077 R)
• M6: 1,780,663 km (0.068 R)
• M7: 2,243,220 km (0.107 R)
• M8: 2,355,418 km (0.091 R)
• M9: 2,664,039 km (0.05 R)
• M10: 2,803,165 km (0.1 R)
• M11: 2,924,638 km (0.093 R)
• M12: 3,214,709 km (0.084 R)
• M13: 3,536,344 km (0.037 R)
• M14: 3,667,841 km (0.066 R)
• M15: 3,868,451 km (0.062 R)
• M16: 5,072,864 km (0.093 R)
• M17: 5,600,795 km (0.085 R)
• M18: 5,988,852 km (0.081 R)
• M19: 6,120,198 km (0.112 R)
• M20: 6,358,957 km (0.118 R)
• M21: 6,655,011 km (0.099 R)
• M22: 7,942,301 km (0.101 R)
• M23: 8,232,221 km (0.108 R)
• M24: 9,002,501 km (0.081 R)
• M25: 9,183,514 km (0.093 R)
• M26: 9,641,583 km (0.074 R)
• M27: 10,390,021 km (0.119 R)
• M28: 10,899,252 km (0.048 R)
• M29: 11,092,383 km (0.096 R)
• M30: 11,189,472 km (0.095 R)
• M31: 11,744,480 km (0.118 R)
• M32: 12,813,506 km (0.068 R)
• M33: 13,291,172 km (0.113 R)
• M34: 13,394,245 km (0.065 R)
• M35: 13,601,289 km (0.073 R)
• M36: 13,913,799 km (0.118 R)
• M37: 14,053,374 km (0.109 R)
• M38: 15,367,292 km (0.106 R)
• M39: 15,656,614 km (0.035 R)
• M40: 16,683,304 km (0.111 R)
• M41: 18,302,103 km (0.055 R)
• M42: 18,416,994 km (0.056 R)
• M43: 19,033,337 km (0.094 R)
• M44: 19,422,142 km (0.117 R)
• M45: 19,578,322 km (0.053 R)
• M46: 19,892,029 km (0.026 R)
• M47: 20,803,229 km (0.113 R)
• M48: 20,963,150 km (0.026 R)
• M49: 21,284,037 km (0.081 R)
• M50: 22,012,130 km (0.065 R)
• M51: 22,134,351 km (0.112 R)
• M52: 22,338,403 km (0.054 R)
• M53: 22,584,192 km (0.117 R)
• M54: 22,748,600 km (0.103 R)
• M55: 22,872,018 km (0.116 R)
• M56: 23,037,025 km (0.076 R)
• M57: 23,243,919 km (0.085 R)
• M58: 23,701,090 km (0.115 R)
• M59: 24,287,364 km (0.098 R)
• M60: 24,455,811 km (0.056 R)
• M61: 24,582,371 km (0.092 R)
• M62: 24,793,753 km (0.082 R)
• M63: 25,048,219 km (0.086 R)
• M64: 26,766,799 km (0.089 R)
• M65: 27,027,847 km (0.039 R)
• M66: 27,158,745 km (0.076 R)
• M67: 27,421,140 km (0.111 R)
• M68: 27,552,637 km (0.117 R)
• M69: 27,772,246 km (0.069 R)
• M70: 29,102,171 km (0.11 R)
• M71: 29,325,820 km (0.059 R)
• M72: 29,550,067 km (0.1 R)
• M73: 29,819,942 km (0.104 R)
• M74: 29,955,178 km (0.093 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.9

Radius: 13.1

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.53 AU - 8.01 AU

Year: 7648 Days

Day: 10.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 35,774,188 km

• M1: 386,112 km (0.086 R)
• M2: 585,227 km (0.069 R)
• M3: 712,684 km (0.083 R)
• M4: 1,045,390 km (0.104 R)
• M5: 1,661,733 km (0.04 R)
• M6: 1,755,681 km (0.114 R)
• M7: 1,890,169 km (0.064 R)
• M8: 2,048,444 km (0.113 R)
• M9: 2,882,452 km (0.112 R)
• M10: 3,088,897 km (0.095 R)
• M11: 3,444,042 km (0.118 R)
• M12: 4,168,096 km (0.107 R)
• M13: 4,297,648 km (0.092 R)
• M14: 4,455,025 km (0.077 R)
• M15: 4,614,346 km (0.08 R)
• M16: 4,775,463 km (0.097 R)
• M17: 5,270,483 km (0.101 R)
• M18: 5,439,229 km (0.099 R)
• M19: 5,609,621 km (0.115 R)
• M20: 6,368,980 km (0.083 R)
• M21: 7,222,884 km (0.106 R)
• M22: 7,568,306 km (0.119 R)
• M23: 7,951,276 km (0.062 R)
• M24: 8,145,155 km (0.066 R)
• M25: 8,307,918 km (0.049 R)
• M26: 8,769,577 km (0.086 R)
• M27: 9,239,613 km (0.071 R)
• M28: 10,099,352 km (0.055 R)
• M29: 11,418,357 km (0.084 R)
• M30: 11,564,215 km (0.115 R)
• M31: 12,377,578 km (0.106 R)
• M32: 12,753,368 km (0.032 R)
• M33: 13,209,342 km (0.08 R)
• M34: 14,176,493 km (0.088 R)
• M35: 14,451,454 km (0.119 R)
• M36: 14,648,773 km (0.091 R)
• M37: 14,886,933 km (0.103 R)
• M38: 15,006,462 km (0.084 R)
• M39: 15,286,658 km (0.075 R)
• M40: 17,045,630 km (0.06 R)
• M41: 17,716,427 km (0.067 R)
• M42: 18,395,901 km (0.066 R)
• M43: 18,609,975 km (0.102 R)
• M44: 18,695,844 km (0.082 R)
• M45: 18,911,116 km (0.099 R)
• M46: 18,997,434 km (0.105 R)
• M47: 19,127,135 km (0.084 R)
• M48: 19,213,752 km (0.12 R)
• M49: 20,485,035 km (0.099 R)
• M50: 20,618,177 km (0.082 R)
• M51: 21,019,099 km (0.055 R)
• M52: 21,108,559 km (0.098 R)
• M53: 21,422,565 km (0.098 R)
• M54: 21,919,230 km (0.113 R)
• M55: 22,191,797 km (0.109 R)
• M56: 22,602,742 km (0.069 R)
• M57: 23,108,383 km (0.106 R)
• M58: 23,431,963 km (0.107 R)
• M59: 23,897,063 km (0.087 R)
• M60: 23,990,412 km (0.06 R)
• M61: 24,224,533 km (0.098 R)
• M62: 24,365,155 km (0.102 R)
• M63: 24,553,349 km (0.11 R)
• M64: 25,120,474 km (0.102 R)
• M65: 26,171,549 km (0.067 R)
• M66: 27,090,978 km (0.089 R)
• M67: 27,726,021 km (0.108 R)
• M68: 27,824,157 km (0.095 R)
• M69: 28,267,266 km (0.114 R)
• M70: 28,911,434 km (0.062 R)
• M71: 29,710,885 km (0.117 R)
• M72: 30,264,846 km (0.058 R)
• M73: 32,462,439 km (0.08 R)
• M74: 33,189,036 km (0.074 R)
• M75: 33,763,791 km (0.09 R)
• M76: 34,026,036 km (0.101 R)
• M77: 34,236,370 km (0.115 R)
• M78: 34,341,687 km (0.05 R)
• M79: 34,447,154 km (0.053 R)
• M80: 34,605,428 km (0.037 R)
• M81: 34,711,194 km (0.065 R)
• M82: 34,869,917 km (0.094 R)
• M83: 35,454,097 km (0.114 R)

Kuiper Belt

Range: 31.1 - 61.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 15,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit