🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.5 AU - 0.54 AU

Year: 137 Days

Day: 25.8 Hours

Environment

Temp: 256 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.46 AU - 0.74 AU

Year: 170 Days

Day: 17.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,145,280 km

• M1: 48,171 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.99 AU - 1.25 AU

Year: 433 Days

Day: 25.8 Hours

Environment

Temp: 6 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.24 AU - 1.64 AU

Year: 631 Days

Day: 30.2 Hours

Environment

Temp: -41 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.77 AU - 1.99 AU

Year: 942 Days

Day: 36.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.77 AU - 2.13 AU

Year: 995 Days

Day: 21 Hours

Environment

Temp: -74 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.9

Radius: 10.3

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.64 AU - 8.8 AU

Year: 7835 Days

Day: 6 Hours

Environment

Temp: -163 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 48,145,280 km

• M1: 175,777 km (0.068 R)
• M2: 272,418 km (0.091 R)
• M3: 376,089 km (0.114 R)
• M4: 458,966 km (0.12 R)
• M5: 549,623 km (0.036 R)
• M6: 618,587 km (0.033 R)
• M7: 690,993 km (0.101 R)
• M8: 894,146 km (0.113 R)
• M9: 1,029,233 km (0.098 R)
• M10: 1,099,395 km (0.111 R)
• M11: 1,436,140 km (0.117 R)
• M12: 2,318,169 km (0.12 R)
• M13: 2,676,755 km (0.086 R)
• M14: 2,775,489 km (0.113 R)
• M15: 3,182,246 km (0.073 R)
• M16: 3,339,772 km (0.11 R)
• M17: 3,419,508 km (0.052 R)
• M18: 4,280,593 km (0.046 R)
• M19: 4,396,532 km (0.084 R)
• M20: 4,661,021 km (0.08 R)
• M21: 4,810,320 km (0.066 R)
• M22: 4,930,895 km (0.086 R)
• M23: 5,175,039 km (0.064 R)
• M24: 5,802,901 km (0.033 R)
• M25: 5,996,032 km (0.1 R)
• M26: 6,587,991 km (0.106 R)
• M27: 7,580,872 km (0.092 R)
• M28: 9,100,188 km (0.119 R)
• M29: 9,174,837 km (0.098 R)
• M30: 9,589,074 km (0.117 R)
• M31: 9,855,957 km (0.066 R)
• M32: 10,048,040 km (0.069 R)
• M33: 10,553,382 km (0.12 R)
• M34: 10,749,953 km (0.054 R)
• M35: 11,791,753 km (0.114 R)
• M36: 11,954,815 km (0.088 R)
• M37: 12,656,429 km (0.116 R)
• M38: 13,033,415 km (0.027 R)
• M39: 13,798,160 km (0.114 R)
• M40: 15,149,328 km (0.108 R)
• M41: 16,179,010 km (0.049 R)
• M42: 16,496,756 km (0.116 R)
• M43: 17,000,452 km (0.1 R)
• M44: 17,462,709 km (0.088 R)
• M45: 17,648,659 km (0.111 R)
• M46: 18,069,777 km (0.08 R)
• M47: 18,210,848 km (0.06 R)
• M48: 18,636,304 km (0.08 R)
• M49: 19,017,330 km (0.069 R)
• M50: 20,273,055 km (0.056 R)
• M51: 20,370,742 km (0.116 R)
• M52: 20,615,783 km (0.038 R)
• M53: 21,605,373 km (0.108 R)
• M54: 22,357,701 km (0.108 R)
• M55: 22,458,680 km (0.106 R)
• M56: 22,813,376 km (0.072 R)
• M57: 23,271,894 km (0.087 R)
• M58: 23,528,005 km (0.109 R)
• M59: 24,094,831 km (0.112 R)
• M60: 26,566,637 km (0.078 R)
• M61: 26,941,529 km (0.081 R)
• M62: 27,102,796 km (0.089 R)
• M63: 27,210,506 km (0.031 R)
• M64: 27,859,611 km (0.116 R)
• M65: 28,787,866 km (0.082 R)
• M66: 29,062,827 km (0.119 R)
• M67: 30,506,596 km (0.118 R)
• M68: 30,618,645 km (0.095 R)
• M69: 31,237,382 km (0.091 R)
• M70: 32,429,677 km (0.085 R)
• M71: 32,830,450 km (0.089 R)
• M72: 33,117,827 km (0.056 R)
• M73: 33,637,081 km (0.049 R)
• M74: 34,683,518 km (0.116 R)
• M75: 35,093,416 km (0.113 R)
• M76: 35,210,851 km (0.101 R)
• M77: 35,387,077 km (0.099 R)
• M78: 36,213,905 km (0.054 R)
• M79: 36,391,926 km (0.094 R)
• M80: 37,646,155 km (0.103 R)
• M81: 37,946,846 km (0.031 R)
• M82: 39,890,123 km (0.116 R)
• M83: 40,135,314 km (0.08 R)
• M84: 40,688,826 km (0.06 R)
• M85: 40,935,662 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.6

Radius: 12.6

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.38 AU - 9.18 AU

Year: 8702 Days

Day: 7.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 48,145,280 km

• M1: 244,892 km (0.061 R)
• M2: 335,099 km (0.085 R)
• M3: 512,223 km (0.057 R)
• M4: 599,588 km (0.047 R)
• M5: 693,237 km (0.111 R)
• M6: 897,587 km (0.097 R)
• M7: 1,026,541 km (0.066 R)
• M8: 1,473,988 km (0.103 R)
• M9: 1,628,971 km (0.071 R)
• M10: 1,907,522 km (0.084 R)
• M11: 2,077,166 km (0.092 R)
• M12: 2,861,358 km (0.061 R)
• M13: 3,700,004 km (0.12 R)
• M14: 4,257,256 km (0.066 R)
• M15: 4,545,830 km (0.118 R)
• M16: 4,974,129 km (0.092 R)
• M17: 5,278,411 km (0.109 R)
• M18: 5,519,264 km (0.114 R)
• M19: 5,693,545 km (0.073 R)
• M20: 5,976,285 km (0.061 R)
• M21: 6,191,257 km (0.058 R)
• M22: 6,482,076 km (0.073 R)
• M23: 6,814,632 km (0.07 R)
• M24: 7,689,929 km (0.1 R)
• M25: 8,519,898 km (0.042 R)
• M26: 8,721,705 km (0.1 R)
• M27: 9,088,968 km (0.098 R)
• M28: 9,503,205 km (0.093 R)
• M29: 9,838,902 km (0.106 R)
• M30: 10,178,639 km (0.054 R)
• M31: 10,957,146 km (0.063 R)
• M32: 11,754,802 km (0.077 R)
• M33: 11,889,590 km (0.092 R)
• M34: 11,979,648 km (0.06 R)
• M35: 12,801,239 km (0.047 R)
• M36: 13,079,043 km (0.082 R)
• M37: 14,210,601 km (0.082 R)
• M38: 15,324,207 km (0.091 R)
• M39: 17,072,408 km (0.087 R)
• M40: 17,531,973 km (0.08 R)
• M41: 17,686,208 km (0.05 R)
• M42: 18,307,339 km (0.12 R)
• M43: 18,411,459 km (0.113 R)
• M44: 18,777,824 km (0.075 R)
• M45: 19,199,391 km (0.118 R)
• M46: 20,320,926 km (0.094 R)
• M47: 21,189,790 km (0.049 R)
• M48: 22,070,623 km (0.112 R)
• M49: 22,963,423 km (0.108 R)
• M50: 23,470,859 km (0.06 R)
• M51: 24,096,178 km (0.047 R)
• M52: 26,356,751 km (0.064 R)
• M53: 26,592,517 km (0.105 R)
• M54: 28,926,843 km (0.115 R)
• M55: 29,597,041 km (0.03 R)
• M56: 29,719,562 km (0.116 R)
• M57: 29,964,902 km (0.087 R)
• M58: 30,890,913 km (0.032 R)
• M59: 31,015,079 km (0.082 R)
• M60: 31,951,712 km (0.082 R)
• M61: 32,265,867 km (0.061 R)
• M62: 32,770,910 km (0.108 R)
• M63: 33,087,907 km (0.087 R)
• M64: 33,661,017 km (0.108 R)
• M65: 34,687,857 km (0.066 R)
• M66: 34,881,586 km (0.1 R)
• M67: 35,140,390 km (0.06 R)
• M68: 35,270,092 km (0.107 R)
• M69: 37,763,439 km (0.114 R)
• M70: 37,896,282 km (0.112 R)
• M71: 38,362,280 km (0.093 R)
• M72: 39,232,939 km (0.029 R)
• M73: 39,907,027 km (0.029 R)
• M74: 40,449,020 km (0.026 R)
• M75: 41,677,518 km (0.079 R)
• M76: 43,404,177 km (0.041 R)
• M77: 46,073,003 km (0.072 R)
• M78: 46,570,416 km (0.065 R)
• M79: 46,784,191 km (0.092 R)
• M80: 48,001,319 km (0.084 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 15,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit