🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.48 AU - 0.72 AU

Year: 171 Days

Day: 14.9 Hours

Environment

Temp: 204 °C

Axial Tilt: 22.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.65 AU - 0.69 AU

Year: 202 Days

Day: 13.5 Hours

Environment

Temp: 208 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.89 AU - 1.89 AU

Year: 959 Days

Day: 27.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,158,004 km

• M1: 647,460 km (0.061 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.13 AU - 3.55 AU

Year: 1766 Days

Day: 33.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,158,004 km

• M1: 1,619,397 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.2

Radius: 8.3

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.38 AU - 5.26 AU

Year: 3904 Days

Day: 13.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 84,158,004 km

• M1: 112,049 km (0.088 R)
• M2: 196,721 km (0.089 R)
• M3: 266,135 km (0.082 R)
• M4: 648,656 km (0.097 R)
• M5: 1,084,136 km (0.102 R)
• M6: 1,280,558 km (0.116 R)
• M7: 1,383,332 km (0.118 R)
• M8: 1,453,343 km (0.107 R)
• M9: 1,658,292 km (0.091 R)
• M10: 1,758,074 km (0.108 R)
• M11: 1,963,771 km (0.086 R)
• M12: 2,150,170 km (0.086 R)
• M13: 2,204,624 km (0.042 R)
• M14: 2,314,728 km (0.113 R)
• M15: 2,511,748 km (0.112 R)
• M16: 3,043,718 km (0.07 R)
• M17: 3,449,428 km (0.081 R)
• M18: 3,822,525 km (0.118 R)
• M19: 4,589,363 km (0.073 R)
• M20: 4,801,942 km (0.116 R)
• M21: 5,035,764 km (0.113 R)
• M22: 5,163,221 km (0.05 R)
• M23: 5,218,123 km (0.101 R)
• M24: 5,458,677 km (0.063 R)
• M25: 5,533,326 km (0.078 R)
• M26: 6,104,640 km (0.093 R)
• M27: 7,385,348 km (0.093 R)
• M28: 7,992,416 km (0.076 R)
• M29: 8,485,191 km (0.104 R)
• M30: 9,120,384 km (0.067 R)
• M31: 9,657,739 km (0.11 R)
• M32: 11,140,553 km (0.078 R)
• M33: 11,498,242 km (0.067 R)
• M34: 11,738,795 km (0.114 R)
• M35: 12,717,614 km (0.082 R)
• M36: 12,816,947 km (0.11 R)
• M37: 12,916,430 km (0.08 R)
• M38: 13,041,344 km (0.118 R)
• M39: 13,267,087 km (0.117 R)
• M40: 13,494,027 km (0.108 R)
• M41: 13,595,454 km (0.098 R)
• M42: 13,824,339 km (0.08 R)
• M43: 14,080,152 km (0.078 R)
• M44: 14,752,594 km (0.102 R)
• M45: 14,857,013 km (0.038 R)
• M46: 15,066,450 km (0.11 R)
• M47: 15,329,743 km (0.116 R)
• M48: 15,621,159 km (0.06 R)
• M49: 15,941,149 km (0.048 R)
• M50: 16,941,211 km (0.101 R)
• M51: 16,995,814 km (0.079 R)
• M52: 18,184,818 km (0.115 R)
• M53: 18,944,925 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.7

Radius: 3.8

Gravity: 34.95 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 13.47 AU - 21.61 AU

Year: 27103 Days

Day: 24.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 144.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 84,158,004 km

• M1: 201,808 km (0.085 R)
• M2: 340,634 km (0.07 R)
• M3: 823,536 km (0.089 R)
• M4: 877,092 km (0.115 R)
• M5: 931,845 km (0.042 R)
• M6: 959,521 km (0.074 R)
• M7: 1,132,157 km (0.098 R)
• M8: 1,191,846 km (0.085 R)
• M9: 1,283,400 km (0.048 R)
• M10: 1,377,348 km (0.103 R)
• M11: 1,441,076 km (0.1 R)
• M12: 1,638,545 km (0.104 R)
• M13: 1,809,536 km (0.114 R)
• M14: 1,986,211 km (0.038 R)
• M15: 2,510,103 km (0.101 R)
• M16: 2,707,123 km (0.118 R)
• M17: 3,719,901 km (0.105 R)
• M18: 3,944,297 km (0.108 R)
• M19: 4,173,033 km (0.106 R)
• M20: 4,500,502 km (0.04 R)
• M21: 4,595,647 km (0.089 R)
• M22: 5,582,394 km (0.092 R)
• M23: 5,839,104 km (0.119 R)
• M24: 6,310,637 km (0.053 R)
• M25: 6,958,246 km (0.045 R)
• M26: 7,068,350 km (0.116 R)
• M27: 7,570,400 km (0.115 R)
• M28: 7,797,191 km (0.1 R)
• M29: 7,854,187 km (0.074 R)
• M30: 9,813,321 km (0.064 R)
• M31: 12,176,967 km (0.047 R)
• M32: 12,710,134 km (0.112 R)
• M33: 13,318,998 km (0.074 R)
• M34: 13,799,057 km (0.065 R)
• M35: 13,868,022 km (0.115 R)
• M36: 14,846,691 km (0.056 R)
• M37: 16,796,101 km (0.104 R)
• M38: 17,388,808 km (0.114 R)
• M39: 18,671,310 km (0.072 R)
• M40: 19,594,628 km (0.11 R)
• M41: 19,983,732 km (0.077 R)
• M42: 20,140,212 km (0.106 R)
• M43: 20,769,720 km (0.095 R)
• M44: 22,371,464 km (0.082 R)
• M45: 23,023,262 km (0.032 R)
• M46: 23,929,675 km (0.089 R)
• M47: 24,262,082 km (0.043 R)
• M48: 25,862,031 km (0.081 R)
• M49: 26,288,684 km (0.037 R)
• M50: 28,018,634 km (0.066 R)
• M51: 28,544,770 km (0.109 R)
• M52: 30,501,510 km (0.036 R)
• M53: 30,591,418 km (0.072 R)
• M54: 33,888,555 km (0.112 R)
• M55: 35,106,581 km (0.084 R)
• M56: 35,295,224 km (0.09 R)
• M57: 36,720,892 km (0.104 R)
• M58: 39,431,904 km (0.065 R)
• M59: 43,011,033 km (0.078 R)
• M60: 45,454,116 km (0.112 R)
• M61: 45,762,737 km (0.1 R)
• M62: 45,865,660 km (0.07 R)
• M63: 47,315,862 km (0.1 R)
• M64: 47,419,982 km (0.072 R)
• M65: 47,628,521 km (0.116 R)
• M66: 48,991,358 km (0.04 R)
• M67: 49,202,141 km (0.088 R)
• M68: 49,413,373 km (0.117 R)
• M69: 50,367,060 km (0.084 R)
• M70: 51,006,292 km (0.086 R)
• M71: 52,400,394 km (0.07 R)
• M72: 54,351,300 km (0.038 R)
• M73: 57,544,167 km (0.09 R)
• M74: 59,443,761 km (0.045 R)
• M75: 60,006,399 km (0.108 R)
• M76: 60,231,992 km (0.104 R)
• M77: 61,477,544 km (0.095 R)
• M78: 62,274,602 km (0.071 R)
• M79: 62,388,745 km (0.086 R)
• M80: 63,419,175 km (0.102 R)
• M81: 63,648,957 km (0.065 R)
• M82: 65,380,852 km (0.074 R)
• M83: 66,777,498 km (0.104 R)
• M84: 69,127,082 km (0.104 R)
• M85: 71,622,973 km (0.08 R)
• M86: 72,101,835 km (0.113 R)
• M87: 72,942,127 km (0.111 R)
• M88: 74,511,558 km (0.114 R)
• M89: 74,632,732 km (0.054 R)
• M90: 75,482,747 km (0.108 R)
• M91: 76,091,910 km (0.032 R)
• M92: 78,791,553 km (0.052 R)
• M93: 79,905,010 km (0.074 R)
• M94: 80,029,027 km (0.074 R)
• M95: 80,401,525 km (0.112 R)
• M96: 80,525,841 km (0.119 R)
• M97: 83,276,347 km (0.077 R)
• M98: 83,905,855 km (0.093 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 18,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit