🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.42 AU - 0.68 AU

Year: 154 Days

Day: 45.2 Hours

Environment

Temp: 213 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.87 AU - 1.39 AU

Year: 453 Days

Day: 30.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 41.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 55,575,243 km

• M1: 123,119 km (0.049 R)
• M2: 724,802 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.26 AU - 1.5 AU

Year: 611 Days

Day: 31.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,575,243 km

• M1: 168,597 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.27 AU - 1.65 AU

Year: 665 Days

Day: 44.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.76 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.95 AU - 2.17 AU

Year: 1114 Days

Day: 21.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,575,243 km

• M1: 1,637,797 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.5 AU - 3.22 AU

Year: 1822 Days

Day: 35.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20

Radius: 12.1

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 7.91 AU - 12.25 AU

Year: 12056 Days

Day: 11.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 97.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 55,575,243 km

• M1: 223,948 km (0.105 R)
• M2: 352,602 km (0.105 R)
• M3: 470,635 km (0.115 R)
• M4: 546,631 km (0.092 R)
• M5: 658,829 km (0.045 R)
• M6: 990,637 km (0.088 R)
• M7: 1,240,914 km (0.092 R)
• M8: 1,699,581 km (0.11 R)
• M9: 2,098,559 km (0.066 R)
• M10: 2,410,770 km (0.104 R)
• M11: 2,644,890 km (0.117 R)
• M12: 2,805,259 km (0.054 R)
• M13: 2,996,445 km (0.077 R)
• M14: 3,206,182 km (0.07 R)
• M15: 3,655,125 km (0.115 R)
• M16: 4,077,739 km (0.094 R)
• M17: 4,838,743 km (0.111 R)
• M18: 5,252,531 km (0.098 R)
• M19: 5,540,507 km (0.096 R)
• M20: 5,868,575 km (0.078 R)
• M21: 6,256,333 km (0.054 R)
• M22: 6,381,396 km (0.048 R)
• M23: 6,816,876 km (0.066 R)
• M24: 6,964,230 km (0.092 R)
• M25: 7,640,262 km (0.061 R)
• M26: 7,889,642 km (0.099 R)
• M27: 8,219,805 km (0.074 R)
• M28: 8,514,812 km (0.108 R)
• M29: 8,933,835 km (0.116 R)
• M30: 9,237,220 km (0.069 R)
• M31: 9,503,055 km (0.116 R)
• M32: 9,792,078 km (0.101 R)
• M33: 9,937,637 km (0.073 R)
• M34: 10,104,887 km (0.06 R)
• M35: 10,336,465 km (0.049 R)
• M36: 10,805,005 km (0.091 R)
• M37: 11,085,053 km (0.036 R)
• M38: 11,258,586 km (0.112 R)
• M39: 11,367,493 km (0.106 R)
• M40: 11,652,477 km (0.063 R)
• M41: 12,386,255 km (0.11 R)
• M42: 12,566,371 km (0.096 R)
• M43: 13,968,552 km (0.082 R)
• M44: 14,557,518 km (0.061 R)
• M45: 16,620,174 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.8

Radius: 15

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 8.64 AU - 14.1 AU

Year: 14443 Days

Day: 14.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 55,575,243 km

• M1: 200,611 km (0.109 R)
• M2: 320,289 km (0.081 R)
• M3: 474,375 km (0.117 R)
• M4: 733,030 km (0.055 R)
• M5: 1,212,341 km (0.107 R)
• M6: 1,583,493 km (0.114 R)
• M7: 1,964,370 km (0.117 R)
• M8: 2,179,791 km (0.116 R)
• M9: 2,517,882 km (0.089 R)
• M10: 2,752,900 km (0.087 R)
• M11: 3,119,116 km (0.119 R)
• M12: 3,244,778 km (0.116 R)
• M13: 3,404,399 km (0.086 R)
• M14: 3,501,338 km (0.11 R)
• M15: 3,932,629 km (0.074 R)
• M16: 4,701,562 km (0.08 R)
• M17: 5,066,581 km (0.109 R)
• M18: 5,177,882 km (0.107 R)
• M19: 5,403,026 km (0.101 R)
• M20: 5,863,189 km (0.109 R)
• M21: 6,177,046 km (0.097 R)
• M22: 7,360,814 km (0.092 R)
• M23: 7,529,710 km (0.086 R)
• M24: 9,424,666 km (0.087 R)
• M25: 9,839,351 km (0.099 R)
• M26: 10,119,099 km (0.097 R)
• M27: 10,354,267 km (0.118 R)
• M28: 10,496,235 km (0.092 R)
• M29: 10,591,230 km (0.061 R)
• M30: 11,753,905 km (0.057 R)
• M31: 11,902,156 km (0.07 R)
• M32: 13,263,796 km (0.059 R)
• M33: 13,366,570 km (0.088 R)
• M34: 13,936,986 km (0.098 R)
• M35: 14,409,566 km (0.076 R)
• M36: 15,641,355 km (0.071 R)
• M37: 15,749,963 km (0.091 R)
• M38: 15,859,020 km (0.097 R)
• M39: 16,242,290 km (0.091 R)
• M40: 17,354,550 km (0.036 R)
• M41: 17,636,392 km (0.111 R)
• M42: 17,749,638 km (0.114 R)
• M43: 18,376,453 km (0.081 R)
• M44: 20,776,601 km (0.045 R)
• M45: 21,015,958 km (0.065 R)
• M46: 21,256,361 km (0.103 R)
• M47: 22,287,988 km (0.088 R)
• M48: 22,717,484 km (0.09 R)
• M49: 22,840,752 km (0.088 R)
• M50: 23,025,955 km (0.119 R)
• M51: 24,589,252 km (0.117 R)
• M52: 24,715,812 km (0.114 R)
• M53: 25,033,109 km (0.052 R)
• M54: 25,993,228 km (0.104 R)
• M55: 27,357,561 km (0.069 R)
• M56: 27,620,105 km (0.108 R)
• M57: 28,745,231 km (0.052 R)
• M58: 29,145,854 km (0.082 R)
• M59: 31,108,428 km (0.111 R)
• M60: 31,933,012 km (0.087 R)
• M61: 32,625,650 km (0.053 R)
• M62: 34,096,197 km (0.108 R)
• M63: 36,018,679 km (0.066 R)
• M64: 36,306,506 km (0.091 R)
• M65: 37,101,918 km (0.105 R)
• M66: 37,830,010 km (0.055 R)
• M67: 37,976,317 km (0.086 R)
• M68: 38,489,438 km (0.09 R)
• M69: 39,078,704 km (0.064 R)
• M70: 39,374,459 km (0.104 R)
• M71: 39,968,213 km (0.093 R)
• M72: 42,296,853 km (0.093 R)
• M73: 42,600,537 km (0.096 R)
• M74: 44,206,769 km (0.066 R)
• M75: 44,360,705 km (0.059 R)
• M76: 46,066,570 km (0.075 R)
• M77: 46,613,949 km (0.038 R)
• M78: 46,770,577 km (0.075 R)
• M79: 48,824,556 km (0.07 R)
• M80: 49,143,050 km (0.034 R)
• M81: 54,663,810 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 18,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit