🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.52 AU - 0.64 AU

Year: 285 Days

Day: 30.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,955,630 km

• M1: 486,043 km (0.114 R)

Asteroid Belt

Center: 1.26 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.8

Radius: 15

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.82 AU - 2.06 AU

Year: 1745 Days

Day: 14.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 67,955,630 km

• M1: 186,549 km (0.088 R)
• M2: 857,046 km (0.108 R)
• M3: 2,112,771 km (0.089 R)
• M4: 3,164,593 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33

Radius: 12.8

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.23 AU - 3.51 AU

Year: 3994 Days

Day: 9.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,955,630 km

• M1: 159,172 km (0.105 R)
• M2: 657,483 km (0.114 R)
• M3: 1,130,960 km (0.093 R)
• M4: 2,218,686 km (0.052 R)
• M5: 3,404,249 km (0.101 R)
• M6: 3,882,364 km (0.065 R)
• M7: 5,231,138 km (0.085 R)
• M8: 6,540,569 km (0.056 R)
• M9: 7,664,348 km (0.116 R)
• M10: 8,234,465 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.3

Radius: 8.7

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.99 AU - 4.07 AU

Year: 5224 Days

Day: 9.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,955,630 km

• M1: 115,789 km (0.106 R)
• M2: 389,254 km (0.075 R)
• M3: 807,081 km (0.106 R)
• M4: 1,089,970 km (0.036 R)
• M5: 1,524,402 km (0.066 R)
• M6: 3,029,506 km (0.07 R)
• M7: 3,357,724 km (0.063 R)
• M8: 3,686,840 km (0.068 R)
• M9: 5,225,005 km (0.101 R)
• M10: 8,712,131 km (0.043 R)
• M11: 10,581,057 km (0.1 R)
• M12: 11,683,444 km (0.115 R)
• M13: 16,801,935 km (0.118 R)
• M14: 17,442,214 km (0.076 R)
• M15: 22,235,779 km (0.069 R)
• M16: 23,717,396 km (0.097 R)
• M17: 26,019,258 km (0.056 R)
• M18: 26,962,922 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.3

Radius: 11.4

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.33 AU - 5.45 AU

Year: 5939 Days

Day: 14.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,955,630 km

• M1: 141,819 km (0.049 R)
• M2: 535,560 km (0.11 R)
• M3: 2,086,142 km (0.07 R)
• M4: 2,581,760 km (0.065 R)
• M5: 3,117,021 km (0.057 R)
• M6: 6,216,839 km (0.114 R)
• M7: 7,773,255 km (0.106 R)
• M8: 8,893,893 km (0.103 R)
• M9: 12,852,103 km (0.062 R)
• M10: 19,396,411 km (0.04 R)
• M11: 20,405,000 km (0.06 R)
• M12: 21,732,083 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525

Radius: 3.1

Gravity: 54.63 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.89 AU - 7.95 AU

Year: 13050 Days

Day: 23.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,955,630 km

• M1: 41,139 km (0.094 R)
• M2: 145,708 km (0.054 R)
• M3: 380,876 km (0.077 R)
• M4: 611,257 km (0.11 R)
• M5: 1,263,055 km (0.066 R)
• M6: 1,706,014 km (0.106 R)
• M7: 2,668,527 km (0.071 R)
• M8: 3,313,892 km (0.115 R)
• M9: 4,407,004 km (0.066 R)
• M10: 4,840,389 km (0.065 R)
• M11: 5,200,471 km (0.112 R)
• M12: 5,438,631 km (0.107 R)
• M13: 6,121,844 km (0.108 R)
• M14: 6,349,083 km (0.078 R)
• M15: 6,700,339 km (0.111 R)
• M16: 10,042,056 km (0.112 R)
• M17: 10,199,134 km (0.101 R)
• M18: 11,687,932 km (0.104 R)
• M19: 11,978,601 km (0.076 R)
• M20: 17,011,372 km (0.025 R)
• M21: 17,309,521 km (0.073 R)
• M22: 21,164,508 km (0.064 R)
• M23: 22,388,069 km (0.058 R)
• M24: 25,360,280 km (0.034 R)
• M25: 26,142,378 km (0.066 R)
• M26: 28,271,604 km (0.097 R)
• M27: 30,295,065 km (0.096 R)
• M28: 32,986,330 km (0.089 R)
• M29: 37,818,491 km (0.1 R)
• M30: 44,073,777 km (0.046 R)
• M31: 45,488,075 km (0.074 R)
• M32: 45,918,169 km (0.119 R)
• M33: 47,518,417 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.9

Radius: 5.7

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.71 AU - 7.89 AU

Year: 14066 Days

Day: 18.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,955,630 km

• M1: 71,059 km (0.118 R)
• M2: 827,725 km (0.098 R)
• M3: 1,556,267 km (0.085 R)
• M4: 1,795,922 km (0.095 R)
• M5: 2,237,984 km (0.086 R)
• M6: 2,900,254 km (0.088 R)
• M7: 3,384,951 km (0.116 R)
• M8: 4,484,944 km (0.115 R)
• M9: 5,328,078 km (0.079 R)
• M10: 5,875,008 km (0.047 R)
• M11: 6,198,737 km (0.074 R)
• M12: 6,648,728 km (0.074 R)
• M13: 7,912,231 km (0.038 R)
• M14: 8,218,159 km (0.027 R)
• M15: 8,669,047 km (0.08 R)
• M16: 9,868,373 km (0.097 R)
• M17: 10,171,758 km (0.04 R)
• M18: 11,559,577 km (0.088 R)
• M19: 16,052,899 km (0.078 R)
• M20: 16,828,414 km (0.106 R)
• M21: 18,000,513 km (0.113 R)
• M22: 20,917,672 km (0.103 R)
• M23: 21,757,066 km (0.094 R)
• M24: 22,705,965 km (0.081 R)
• M25: 23,324,103 km (0.106 R)
• M26: 23,502,723 km (0.069 R)
• M27: 26,293,172 km (0.103 R)
• M28: 27,468,563 km (0.079 R)
• M29: 27,767,758 km (0.115 R)
• M30: 31,639,501 km (0.115 R)
• M31: 36,693,815 km (0.095 R)
• M32: 38,408,356 km (0.098 R)
• M33: 45,105,553 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.2

Radius: 3.7

Gravity: 32.23 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 8.76 AU - 11.64 AU

Year: 21034 Days

Day: 19.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,955,630 km

• M1: 48,470 km (0.095 R)
• M2: 198,666 km (0.059 R)
• M3: 511,774 km (0.102 R)
• M4: 778,956 km (0.075 R)
• M5: 1,145,770 km (0.102 R)
• M6: 1,568,982 km (0.095 R)
• M7: 2,508,756 km (0.116 R)
• M8: 3,570,153 km (0.09 R)
• M9: 3,772,410 km (0.073 R)
• M10: 4,199,511 km (0.078 R)
• M11: 5,483,061 km (0.069 R)
• M12: 6,962,435 km (0.116 R)
• M13: 9,760,812 km (0.05 R)
• M14: 10,386,879 km (0.052 R)
• M15: 11,844,711 km (0.06 R)
• M16: 14,350,774 km (0.078 R)
• M17: 15,536,188 km (0.089 R)
• M18: 17,270,326 km (0.057 R)
• M19: 18,781,863 km (0.099 R)
• M20: 19,658,656 km (0.097 R)
• M21: 21,398,928 km (0.106 R)
• M22: 23,639,755 km (0.107 R)
• M23: 29,388,502 km (0.059 R)
• M24: 30,928,313 km (0.06 R)
• M25: 31,779,375 km (0.099 R)
• M26: 37,901,668 km (0.096 R)
• M27: 42,939,675 km (0.069 R)
• M28: 44,457,046 km (0.11 R)
• M29: 44,764,769 km (0.025 R)
• M30: 44,919,154 km (0.063 R)
• M31: 45,228,971 km (0.056 R)
• M32: 51,898,493 km (0.102 R)
• M33: 53,099,016 km (0.113 R)
• M34: 56,270,790 km (0.1 R)
• M35: 58,638,476 km (0.088 R)
• M36: 58,823,379 km (0.062 R)
• M37: 60,693,053 km (0.057 R)
• M38: 64,550,733 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 11,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit