🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.74 AU - 0.9 AU

Year: 260 Days

Day: 38.1 Hours

Environment

Temp: 138 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,127,457 km

• M1: 758,910 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.79 AU - 1.21 AU

Year: 350 Days

Day: 35.6 Hours

Environment

Temp: 112 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 107,127,457 km

• M1: 491,728 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1 AU - 1.4 AU

Year: 460 Days

Day: 40.1 Hours

Environment

Temp: 20 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 107,127,457 km

• M1: 683,961 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.87 AU - 1.93 AU

Year: 916 Days

Day: 16.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 109.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,127,457 km

• M1: 1,546,992 km (0.025 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.08 AU - 3.08 AU

Year: 1450 Days

Day: 42.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,127,457 km

• M1: 121,623 km (0.101 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.01 AU - 3.21 AU

Year: 1919 Days

Day: 24.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.62 AU - 3.94 AU

Year: 2078 Days

Day: 34.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 107,127,457 km

• M1: 259,403 km (0.117 R)

Asteroid Belt

Center: 6.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.9

Radius: 10

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.81 AU - 12.75 AU

Year: 11531 Days

Day: 14.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 107,127,457 km

• M1: 125,662 km (0.047 R)
• M2: 253,718 km (0.087 R)
• M3: 628,610 km (0.102 R)
• M4: 718,369 km (0.058 R)
• M5: 1,050,775 km (0.111 R)
• M6: 1,291,778 km (0.1 R)
• M7: 1,409,062 km (0.088 R)
• M8: 1,509,592 km (0.101 R)
• M9: 1,697,038 km (0.066 R)
• M10: 1,782,758 km (0.112 R)
• M11: 1,914,254 km (0.109 R)
• M12: 2,233,646 km (0.051 R)
• M13: 3,026,515 km (0.098 R)
• M14: 3,105,053 km (0.1 R)
• M15: 3,184,340 km (0.079 R)
• M16: 3,985,138 km (0.098 R)
• M17: 4,304,679 km (0.059 R)
• M18: 4,876,292 km (0.077 R)
• M19: 5,925,422 km (0.082 R)
• M20: 5,991,245 km (0.098 R)
• M21: 6,057,367 km (0.111 R)
• M22: 6,123,639 km (0.117 R)
• M23: 6,223,421 km (0.118 R)
• M24: 6,526,506 km (0.067 R)
• M25: 6,868,786 km (0.098 R)
• M26: 7,393,276 km (0.093 R)
• M27: 8,332,751 km (0.099 R)
• M28: 8,406,652 km (0.049 R)
• M29: 8,891,948 km (0.08 R)
• M30: 10,441,632 km (0.058 R)
• M31: 10,761,622 km (0.111 R)
• M32: 10,842,106 km (0.119 R)
• M33: 11,411,026 km (0.049 R)
• M34: 11,782,029 km (0.106 R)
• M35: 11,906,495 km (0.055 R)
• M36: 12,620,525 km (0.101 R)
• M37: 13,695,535 km (0.049 R)
• M38: 14,045,744 km (0.084 R)
• M39: 14,487,656 km (0.066 R)
• M40: 14,754,988 km (0.117 R)
• M41: 15,566,855 km (0.03 R)
• M42: 15,703,588 km (0.109 R)
• M43: 16,578,885 km (0.101 R)
• M44: 16,718,460 km (0.057 R)
• M45: 16,998,956 km (0.097 R)
• M46: 17,092,754 km (0.107 R)
• M47: 17,754,425 km (0.042 R)
• M48: 18,520,815 km (0.093 R)
• M49: 20,733,966 km (0.103 R)
• M50: 21,897,089 km (0.12 R)
• M51: 24,338,975 km (0.12 R)
• M52: 25,296,850 km (0.032 R)
• M53: 25,618,785 km (0.116 R)
• M54: 25,780,351 km (0.084 R)
• M55: 27,249,252 km (0.107 R)
• M56: 27,414,259 km (0.084 R)
• M57: 28,077,127 km (0.046 R)
• M58: 28,913,080 km (0.115 R)
• M59: 29,813,958 km (0.083 R)
• M60: 30,097,296 km (0.052 R)
• M61: 30,609,669 km (0.082 R)
• M62: 31,932,114 km (0.088 R)
• M63: 33,743,894 km (0.086 R)
• M64: 34,454,035 km (0.075 R)
• M65: 34,751,436 km (0.071 R)
• M66: 34,930,355 km (0.103 R)
• M67: 37,039,386 km (0.078 R)
• M68: 37,405,152 km (0.105 R)
• M69: 38,017,307 km (0.048 R)
• M70: 38,324,581 km (0.056 R)
• M71: 38,509,484 km (0.069 R)
• M72: 39,375,656 km (0.117 R)
• M73: 39,624,437 km (0.105 R)
• M74: 40,248,410 km (0.099 R)
• M75: 40,749,862 km (0.11 R)
• M76: 41,442,949 km (0.116 R)
• M77: 42,330,513 km (0.098 R)
• M78: 42,394,241 km (0.094 R)
• M79: 42,457,970 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.8

Radius: 7.8

Gravity: 13.31 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 15.63 AU - 23.89 AU

Year: 30730 Days

Day: 16.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 107,127,457 km

• M1: 146,756 km (0.08 R)
• M2: 377,286 km (0.055 R)
• M3: 520,152 km (0.115 R)
• M4: 738,565 km (0.08 R)
• M5: 1,994,888 km (0.072 R)
• M6: 2,473,601 km (0.072 R)
• M7: 2,656,260 km (0.077 R)
• M8: 2,749,310 km (0.106 R)
• M9: 3,083,661 km (0.12 R)
• M10: 3,686,690 km (0.088 R)
• M11: 4,001,743 km (0.085 R)
• M12: 4,998,364 km (0.089 R)
• M13: 5,945,618 km (0.061 R)
• M14: 6,439,740 km (0.072 R)
• M15: 6,818,970 km (0.08 R)
• M16: 7,335,831 km (0.117 R)
• M17: 7,401,355 km (0.097 R)
• M18: 7,599,123 km (0.093 R)
• M19: 10,176,994 km (0.059 R)
• M20: 14,204,767 km (0.12 R)
• M21: 14,286,447 km (0.087 R)
• M22: 14,450,556 km (0.077 R)
• M23: 15,280,076 km (0.032 R)
• M24: 15,447,925 km (0.108 R)
• M25: 16,467,285 km (0.093 R)
• M26: 16,898,426 km (0.077 R)
• M27: 20,294,597 km (0.066 R)
• M28: 20,386,899 km (0.079 R)
• M29: 20,479,051 km (0.061 R)
• M30: 20,756,854 km (0.073 R)
• M31: 20,849,754 km (0.074 R)
• M32: 21,222,552 km (0.104 R)
• M33: 21,316,051 km (0.032 R)
• M34: 23,990,412 km (0.075 R)
• M35: 24,185,488 km (0.046 R)
• M36: 24,675,421 km (0.052 R)
• M37: 25,267,679 km (0.068 R)
• M38: 28,195,459 km (0.094 R)
• M39: 28,401,305 km (0.063 R)
• M40: 29,229,778 km (0.074 R)
• M41: 30,171,198 km (0.11 R)
• M42: 30,487,148 km (0.06 R)
• M43: 32,406,190 km (0.098 R)
• M44: 33,816,299 km (0.105 R)
• M45: 33,925,656 km (0.102 R)
• M46: 35,468,159 km (0.113 R)
• M47: 36,359,912 km (0.084 R)
• M48: 37,711,230 km (0.091 R)
• M49: 39,308,337 km (0.093 R)
• M50: 40,231,056 km (0.104 R)
• M51: 40,694,959 km (0.104 R)
• M52: 40,811,197 km (0.094 R)
• M53: 42,215,173 km (0.098 R)
• M54: 43,634,707 km (0.067 R)
• M55: 45,431,228 km (0.092 R)
• M56: 49,467,678 km (0.108 R)
• M57: 52,348,035 km (0.115 R)
• M58: 53,235,449 km (0.096 R)
• M59: 53,872,288 km (0.062 R)
• M60: 55,411,201 km (0.063 R)
• M61: 56,704,474 km (0.09 R)
• M62: 58,531,812 km (0.107 R)
• M63: 58,663,159 km (0.039 R)
• M64: 58,794,506 km (0.051 R)
• M65: 60,776,678 km (0.03 R)
• M66: 61,175,805 km (0.061 R)
• M67: 61,842,713 km (0.081 R)
• M68: 66,168,485 km (0.071 R)
• M69: 66,990,375 km (0.099 R)
• M70: 68,091,565 km (0.072 R)
• M71: 68,229,644 km (0.08 R)
• M72: 68,367,723 km (0.114 R)
• M73: 69,893,621 km (0.064 R)
• M74: 71,290,416 km (0.055 R)
• M75: 75,535,854 km (0.092 R)
• M76: 79,571,556 km (0.081 R)
• M77: 80,153,791 km (0.072 R)
• M78: 82,055,778 km (0.118 R)
• M79: 84,268,780 km (0.095 R)
• M80: 85,755,035 km (0.062 R)
• M81: 88,000,648 km (0.117 R)
• M82: 88,602,630 km (0.106 R)
• M83: 89,055,164 km (0.116 R)
• M84: 89,508,445 km (0.111 R)
• M85: 92,549,471 km (0.039 R)
• M86: 92,702,360 km (0.082 R)
• M87: 96,708,292 km (0.099 R)
• M88: 96,863,424 km (0.104 R)
• M89: 97,485,004 km (0.111 R)
• M90: 99,044,861 km (0.043 R)
• M91: 102,031,283 km (0.056 R)
• M92: 102,189,258 km (0.077 R)
• M93: 105,366,268 km (0.102 R)
• M94: 106,485,859 km (0.104 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 11,858 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit