🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.58 AU - 0.7 AU

Year: 326 Days

Day: 30.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.8

Radius: 13.7

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.66 AU - 0.84 AU

Year: 413 Days

Day: 13.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,038,010 km

• M1: 170,392 km (0.094 R)
• M2: 763,099 km (0.118 R)
• M3: 1,216,081 km (0.107 R)
• M4: 1,718,730 km (0.059 R)
• M5: 2,493,946 km (0.085 R)
• M6: 3,347,103 km (0.112 R)
• M7: 4,547,775 km (0.107 R)
• M8: 5,134,049 km (0.12 R)
• M9: 6,235,987 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.1

Radius: 9.1

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.95 AU - 1.03 AU

Year: 626 Days

Day: 5.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,038,010 km

• M1: 114,742 km (0.103 R)
• M2: 472,729 km (0.098 R)
• M3: 1,080,545 km (0.111 R)
• M4: 1,735,036 km (0.06 R)
• M5: 2,243,968 km (0.06 R)
• M6: 2,553,785 km (0.112 R)
• M7: 2,870,783 km (0.069 R)
• M8: 3,179,852 km (0.057 R)
• M9: 4,105,564 km (0.091 R)
• M10: 4,557,798 km (0.047 R)
• M11: 4,964,705 km (0.061 R)
• M12: 5,249,389 km (0.109 R)
• M13: 5,731,244 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.5

Radius: 14.2

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.2 AU - 1.6 AU

Year: 1053 Days

Day: 14.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,038,010 km

• M1: 176,525 km (0.083 R)
• M2: 643,121 km (0.115 R)
• M3: 1,309,879 km (0.12 R)
• M4: 2,170,964 km (0.078 R)
• M5: 2,753,798 km (0.032 R)
• M6: 3,863,066 km (0.104 R)
• M7: 4,453,379 km (0.12 R)
• M8: 4,957,823 km (0.077 R)
• M9: 5,938,138 km (0.101 R)
• M10: 6,551,190 km (0.068 R)
• M11: 7,347,200 km (0.111 R)
• M12: 8,080,080 km (0.075 R)
• M13: 8,888,058 km (0.067 R)
• M14: 9,353,607 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.6

Radius: 9.6

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.85 AU - 2.73 AU

Year: 2203 Days

Day: 7.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,038,010 km

• M1: 119,379 km (0.047 R)
• M2: 430,094 km (0.117 R)
• M3: 1,064,239 km (0.099 R)
• M4: 2,295,579 km (0.12 R)
• M5: 3,055,088 km (0.105 R)
• M6: 3,876,081 km (0.108 R)
• M7: 4,276,106 km (0.1 R)
• M8: 5,019,607 km (0.085 R)
• M9: 5,975,837 km (0.099 R)
• M10: 6,622,099 km (0.093 R)
• M11: 7,314,139 km (0.066 R)
• M12: 7,647,144 km (0.119 R)
• M13: 8,376,134 km (0.114 R)
• M14: 9,717,279 km (0.065 R)
• M15: 10,687,571 km (0.09 R)
• M16: 11,557,931 km (0.088 R)
• M17: 12,010,465 km (0.115 R)
• M18: 14,032,280 km (0.089 R)
• M19: 14,881,996 km (0.084 R)
• M20: 17,103,076 km (0.077 R)
• M21: 17,422,168 km (0.083 R)
• M22: 18,570,481 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575

Radius: 15

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.59 AU - 3.37 AU

Year: 3271 Days

Day: 5.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 153.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,038,010 km

• M1: 186,549 km (0.115 R)
• M2: 755,320 km (0.119 R)
• M3: 1,299,706 km (0.093 R)
• M4: 1,962,275 km (0.083 R)
• M5: 2,674,660 km (0.109 R)
• M6: 3,283,224 km (0.103 R)
• M7: 4,003,987 km (0.065 R)
• M8: 4,534,461 km (0.091 R)
• M9: 5,869,772 km (0.038 R)
• M10: 6,415,953 km (0.093 R)
• M11: 7,086,002 km (0.059 R)
• M12: 7,866,903 km (0.04 R)
• M13: 8,396,330 km (0.113 R)
• M14: 9,750,191 km (0.11 R)
• M15: 11,328,149 km (0.079 R)
• M16: 12,178,164 km (0.084 R)
• M17: 12,663,759 km (0.104 R)
• M18: 15,237,890 km (0.111 R)
• M19: 15,854,233 km (0.119 R)
• M20: 16,755,859 km (0.074 R)
• M21: 17,357,243 km (0.07 R)
• M22: 18,372,563 km (0.078 R)
• M23: 19,307,999 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.5

Radius: 9.6

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.15 AU - 6.65 AU

Year: 7979 Days

Day: 11.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,038,010 km

• M1: 119,529 km (0.088 R)
• M2: 424,409 km (0.08 R)
• M3: 831,465 km (0.092 R)
• M4: 1,174,642 km (0.066 R)
• M5: 1,807,142 km (0.12 R)
• M6: 2,379,803 km (0.116 R)
• M7: 3,348,898 km (0.119 R)
• M8: 4,756,315 km (0.08 R)
• M9: 5,529,287 km (0.113 R)
• M10: 7,946,489 km (0.092 R)
• M11: 9,164,814 km (0.071 R)
• M12: 9,703,815 km (0.073 R)
• M13: 10,168,915 km (0.109 R)
• M14: 11,602,661 km (0.088 R)
• M15: 12,503,240 km (0.056 R)
• M16: 13,392,749 km (0.09 R)
• M17: 14,744,516 km (0.094 R)
• M18: 15,235,496 km (0.108 R)
• M19: 15,610,687 km (0.115 R)
• M20: 16,773,811 km (0.078 R)
• M21: 17,173,985 km (0.097 R)
• M22: 18,412,955 km (0.051 R)
• M23: 19,344,201 km (0.1 R)
• M24: 19,858,519 km (0.119 R)
• M25: 23,633,920 km (0.031 R)
• M26: 23,968,720 km (0.061 R)
• M27: 25,514,216 km (0.056 R)
• M28: 28,802,976 km (0.062 R)
• M29: 33,507,978 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981.5

Radius: 5.1

Gravity: 37.74 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.7 AU - 11.36 AU

Year: 18706 Days

Day: 20.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,038,010 km

• M1: 63,429 km (0.101 R)
• M2: 374,593 km (0.061 R)
• M3: 661,971 km (0.108 R)
• M4: 1,623,735 km (0.092 R)
• M5: 1,941,182 km (0.119 R)
• M6: 2,146,580 km (0.091 R)
• M7: 3,063,166 km (0.117 R)
• M8: 3,371,338 km (0.05 R)
• M9: 4,963,508 km (0.081 R)
• M10: 5,153,946 km (0.092 R)
• M11: 5,880,244 km (0.105 R)
• M12: 8,042,531 km (0.068 R)
• M13: 11,457,252 km (0.109 R)
• M14: 11,723,237 km (0.116 R)
• M15: 13,043,289 km (0.092 R)
• M16: 13,701,968 km (0.039 R)
• M17: 14,077,309 km (0.106 R)
• M18: 14,770,097 km (0.115 R)
• M19: 16,474,914 km (0.104 R)
• M20: 16,728,632 km (0.1 R)
• M21: 20,076,782 km (0.1 R)
• M22: 22,162,625 km (0.119 R)
• M23: 24,061,920 km (0.032 R)
• M24: 25,612,053 km (0.08 R)
• M25: 26,643,082 km (0.112 R)
• M26: 28,422,399 km (0.092 R)
• M27: 29,527,179 km (0.118 R)
• M28: 30,787,990 km (0.092 R)
• M29: 33,551,511 km (0.034 R)
• M30: 35,764,961 km (0.117 R)
• M31: 45,261,584 km (0.102 R)
• M32: 45,593,093 km (0.054 R)
• M33: 49,522,879 km (0.054 R)
• M34: 50,406,105 km (0.112 R)
• M35: 51,479,619 km (0.101 R)
• M36: 52,934,758 km (0.068 R)
• M37: 63,067,022 km (0.11 R)
• M38: 63,896,093 km (0.119 R)
• M39: 67,284,634 km (0.053 R)
• M40: 75,575,797 km (0.097 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 17,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit