🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.48 AU - 0.52 AU

Year: 228 Days

Day: 15.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.41 AU - 0.65 AU

Year: 249 Days

Day: 33.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.58 AU - 0.68 AU

Year: 323 Days

Day: 19.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 74,873,987 km

• M1: 62,083 km (0.09 R)
• M2: 449,093 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.3

Radius: 9.8

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.64 AU - 0.74 AU

Year: 370 Days

Day: 11.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,873,987 km

• M1: 122,221 km (0.061 R)
• M2: 431,739 km (0.113 R)
• M3: 836,551 km (0.111 R)
• M4: 1,170,155 km (0.027 R)
• M5: 1,488,798 km (0.094 R)
• M6: 2,414,210 km (0.053 R)
• M7: 2,746,617 km (0.102 R)
• M8: 3,197,206 km (0.056 R)
• M9: 3,552,052 km (0.085 R)
• M10: 3,882,663 km (0.057 R)
• M11: 4,493,621 km (0.071 R)
• M12: 5,136,592 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.4

Radius: 10.1

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.66 AU - 0.74 AU

Year: 378 Days

Day: 13.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,873,987 km

• M1: 125,662 km (0.099 R)
• M2: 483,351 km (0.07 R)
• M3: 838,047 km (0.109 R)
• M4: 1,245,402 km (0.078 R)
• M5: 1,578,258 km (0.053 R)
• M6: 1,912,310 km (0.11 R)
• M7: 3,244,628 km (0.109 R)
• M8: 3,606,655 km (0.116 R)
• M9: 4,194,276 km (0.085 R)
• M10: 4,611,803 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.8

Radius: 13.2

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.76 AU - 0.84 AU

Year: 462 Days

Day: 6.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,873,987 km

• M1: 164,109 km (0.06 R)
• M2: 708,645 km (0.055 R)
• M3: 1,157,140 km (0.107 R)
• M4: 1,641,986 km (0.091 R)
• M5: 2,096,165 km (0.096 R)
• M6: 2,924,339 km (0.119 R)
• M7: 3,368,196 km (0.103 R)
• M8: 3,845,862 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.5

Radius: 8.8

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.98 AU - 1.46 AU

Year: 870 Days

Day: 12.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 74,873,987 km

• M1: 109,655 km (0.039 R)
• M2: 401,221 km (0.063 R)
• M3: 689,646 km (0.069 R)
• M4: 1,082,041 km (0.093 R)
• M5: 1,489,696 km (0.108 R)
• M6: 2,307,996 km (0.115 R)
• M7: 3,151,878 km (0.094 R)
• M8: 4,172,733 km (0.103 R)
• M9: 4,455,473 km (0.096 R)
• M10: 5,417,986 km (0.111 R)
• M11: 5,717,032 km (0.063 R)
• M12: 6,126,182 km (0.101 R)
• M13: 6,492,398 km (0.032 R)
• M14: 7,047,256 km (0.074 R)
• M15: 7,914,475 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.2

Radius: 11.2

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.31 AU - 1.67 AU

Year: 1174 Days

Day: 13.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,873,987 km

• M1: 139,276 km (0.103 R)
• M2: 537,655 km (0.05 R)
• M3: 892,950 km (0.059 R)
• M4: 1,383,930 km (0.038 R)
• M5: 1,742,217 km (0.099 R)
• M6: 2,290,044 km (0.079 R)
• M7: 3,028,011 km (0.069 R)
• M8: 3,496,401 km (0.103 R)
• M9: 3,965,241 km (0.065 R)
• M10: 4,702,759 km (0.08 R)
• M11: 5,411,404 km (0.1 R)
• M12: 6,083,248 km (0.115 R)
• M13: 7,398,063 km (0.073 R)
• M14: 8,045,523 km (0.066 R)
• M15: 9,059,348 km (0.107 R)
• M16: 9,742,262 km (0.081 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.5

Radius: 8.2

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.52 AU - 3.74 AU

Year: 4466 Days

Day: 13.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,873,987 km

• M1: 102,026 km (0.116 R)
• M2: 401,072 km (0.043 R)
• M3: 791,971 km (0.082 R)
• M4: 1,116,299 km (0.106 R)
• M5: 1,416,841 km (0.035 R)
• M6: 2,054,428 km (0.113 R)
• M7: 2,479,136 km (0.044 R)
• M8: 3,303,271 km (0.074 R)
• M9: 3,932,030 km (0.047 R)
• M10: 5,289,182 km (0.077 R)
• M11: 6,424,181 km (0.113 R)
• M12: 8,513,016 km (0.099 R)
• M13: 9,128,163 km (0.082 R)
• M14: 9,406,565 km (0.086 R)
• M15: 9,731,491 km (0.103 R)
• M16: 10,404,083 km (0.107 R)
• M17: 12,125,356 km (0.071 R)
• M18: 12,804,830 km (0.036 R)
• M19: 13,407,260 km (0.06 R)
• M20: 14,831,731 km (0.118 R)
• M21: 15,384,047 km (0.059 R)
• M22: 16,064,867 km (0.115 R)
• M23: 16,884,214 km (0.054 R)
• M24: 17,304,285 km (0.06 R)
• M25: 18,990,103 km (0.041 R)
• M26: 19,905,941 km (0.041 R)
• M27: 24,242,784 km (0.085 R)
• M28: 25,555,056 km (0.119 R)
• M29: 26,429,007 km (0.077 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.9

Radius: 5.9

Gravity: 13.3 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 9.87 AU - 12.25 AU

Year: 23749 Days

Day: 16.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 74,873,987 km

• M1: 73,453 km (0.071 R)
• M2: 362,775 km (0.081 R)
• M3: 619,485 km (0.094 R)
• M4: 827,127 km (0.083 R)
• M5: 1,107,473 km (0.098 R)
• M6: 1,768,696 km (0.067 R)
• M7: 3,118,368 km (0.085 R)
• M8: 3,308,058 km (0.085 R)
• M9: 3,534,250 km (0.071 R)
• M10: 5,458,378 km (0.075 R)
• M11: 7,839,377 km (0.06 R)
• M12: 12,791,815 km (0.075 R)
• M13: 12,999,606 km (0.107 R)
• M14: 14,442,627 km (0.076 R)
• M15: 15,909,285 km (0.106 R)
• M16: 16,473,867 km (0.103 R)
• M17: 18,160,434 km (0.081 R)
• M18: 23,489,409 km (0.07 R)
• M19: 24,010,608 km (0.108 R)
• M20: 24,539,436 km (0.09 R)
• M21: 25,292,662 km (0.083 R)
• M22: 25,620,131 km (0.082 R)
• M23: 28,578,280 km (0.069 R)
• M24: 49,329,748 km (0.083 R)
• M25: 50,012,363 km (0.052 R)
• M26: 54,421,461 km (0.065 R)
• M27: 57,751,809 km (0.113 R)
• M28: 58,891,446 km (0.089 R)
• M29: 61,019,475 km (0.065 R)
• M30: 67,291,665 km (0.105 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: 327 - 18,057 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit