🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.68 AU - 1.06 AU

Year: 303 Days

Day: 15.9 Hours

Environment

Temp: 97 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.4 AU - 2.56 AU

Year: 1456 Days

Day: 33.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.2

Radius: 9.2

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.62 AU - 5.78 AU

Year: 3798 Days

Day: 8.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,854,101 km

• M1: 114,592 km (0.099 R)
• M2: 1,021,604 km (0.037 R)
• M3: 1,528,741 km (0.086 R)
• M4: 3,101,762 km (0.106 R)
• M5: 3,547,115 km (0.117 R)
• M6: 5,303,095 km (0.119 R)
• M7: 6,476,541 km (0.105 R)
• M8: 7,954,717 km (0.052 R)
• M9: 8,347,860 km (0.088 R)
• M10: 9,250,684 km (0.107 R)
• M11: 9,685,714 km (0.083 R)
• M12: 14,341,798 km (0.051 R)
• M13: 15,745,475 km (0.114 R)
• M14: 16,423,453 km (0.054 R)
• M15: 20,973,322 km (0.069 R)
• M16: 21,724,752 km (0.12 R)
• M17: 24,012,852 km (0.09 R)
• M18: 24,835,042 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841

Radius: 10.3

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 7.8 AU - 10.74 AU

Year: 10521 Days

Day: 14.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,854,101 km

• M1: 128,654 km (0.071 R)
• M2: 514,766 km (0.084 R)
• M3: 1,124,976 km (0.049 R)
• M4: 1,446,761 km (0.1 R)
• M5: 3,221,889 km (0.072 R)
• M6: 3,778,543 km (0.091 R)
• M7: 4,764,243 km (0.104 R)
• M8: 5,912,856 km (0.035 R)
• M9: 6,474,745 km (0.091 R)
• M10: 8,844,675 km (0.114 R)
• M11: 9,529,833 km (0.074 R)
• M12: 10,841,208 km (0.072 R)
• M13: 11,398,161 km (0.112 R)
• M14: 11,857,277 km (0.063 R)
• M15: 15,149,028 km (0.089 R)
• M16: 16,129,942 km (0.032 R)
• M17: 16,636,031 km (0.091 R)
• M18: 17,909,109 km (0.098 R)
• M19: 19,246,065 km (0.094 R)
• M20: 20,564,172 km (0.087 R)
• M21: 22,206,308 km (0.1 R)
• M22: 23,655,612 km (0.114 R)
• M23: 25,847,969 km (0.116 R)
• M24: 27,553,235 km (0.117 R)
• M25: 32,085,602 km (0.108 R)
• M26: 37,467,983 km (0.084 R)
• M27: 38,483,903 km (0.092 R)
• M28: 42,321,238 km (0.119 R)
• M29: 51,210,792 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.8

Radius: 11.3

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.72 AU - 11.52 AU

Year: 11123 Days

Day: 10.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,854,101 km

• M1: 140,772 km (0.106 R)
• M2: 680,670 km (0.113 R)
• M3: 1,466,807 km (0.12 R)
• M4: 3,035,191 km (0.047 R)
• M5: 3,725,436 km (0.088 R)
• M6: 4,378,131 km (0.104 R)
• M7: 5,260,460 km (0.099 R)
• M8: 7,376,073 km (0.102 R)
• M9: 11,800,878 km (0.105 R)
• M10: 13,502,105 km (0.091 R)
• M11: 14,164,974 km (0.084 R)
• M12: 18,169,858 km (0.103 R)
• M13: 18,903,636 km (0.071 R)
• M14: 20,904,058 km (0.089 R)
• M15: 24,251,610 km (0.093 R)
• M16: 27,460,335 km (0.117 R)
• M17: 32,627,445 km (0.063 R)
• M18: 34,707,454 km (0.095 R)
• M19: 42,236,116 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.2

Radius: 9.8

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 9.72 AU - 10.02 AU

Year: 11559 Days

Day: 14.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,854,101 km

• M1: 122,820 km (0.108 R)
• M2: 604,824 km (0.102 R)
• M3: 1,083,089 km (0.113 R)
• M4: 1,480,570 km (0.079 R)
• M5: 3,006,468 km (0.05 R)
• M6: 3,855,287 km (0.115 R)
• M7: 4,737,017 km (0.085 R)
• M8: 6,056,171 km (0.089 R)
• M9: 7,244,875 km (0.045 R)
• M10: 8,105,213 km (0.068 R)
• M11: 9,784,898 km (0.079 R)
• M12: 11,904,251 km (0.099 R)
• M13: 13,100,734 km (0.109 R)
• M14: 13,941,624 km (0.119 R)
• M15: 17,099,485 km (0.083 R)
• M16: 18,397,546 km (0.092 R)
• M17: 19,298,574 km (0.085 R)
• M18: 20,466,036 km (0.116 R)
• M19: 21,679,873 km (0.106 R)
• M20: 26,922,381 km (0.083 R)
• M21: 28,083,260 km (0.055 R)
• M22: 30,504,651 km (0.079 R)
• M23: 31,979,686 km (0.061 R)
• M24: 32,626,099 km (0.083 R)
• M25: 33,061,877 km (0.043 R)
• M26: 34,730,791 km (0.087 R)
• M27: 41,077,930 km (0.042 R)
• M28: 43,266,995 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123

Radius: 13.1

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 11.71 AU - 12.09 AU

Year: 15303 Days

Day: 9.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,854,101 km

• M1: 204,351 km (0.11 R)
• M2: 1,227,899 km (0.104 R)
• M3: 2,187,121 km (0.069 R)
• M4: 2,608,688 km (0.076 R)
• M5: 3,688,036 km (0.113 R)
• M6: 4,739,410 km (0.1 R)
• M7: 5,575,812 km (0.045 R)
• M8: 6,713,653 km (0.111 R)
• M9: 10,393,611 km (0.1 R)
• M10: 11,403,098 km (0.119 R)
• M11: 13,673,096 km (0.117 R)
• M12: 17,127,011 km (0.084 R)
• M13: 17,989,443 km (0.12 R)
• M14: 19,729,117 km (0.08 R)
• M15: 20,751,020 km (0.045 R)
• M16: 22,506,102 km (0.12 R)
• M17: 22,979,729 km (0.073 R)
• M18: 24,275,546 km (0.085 R)
• M19: 27,458,091 km (0.112 R)
• M20: 29,665,258 km (0.108 R)
• M21: 31,200,730 km (0.11 R)
• M22: 35,803,408 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.4

Radius: 4.8

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 16.45 AU - 18.41 AU

Year: 27127 Days

Day: 24.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,854,101 km

• M1: 112,647 km (0.085 R)
• M2: 295,306 km (0.104 R)
• M3: 511,026 km (0.112 R)
• M4: 741,407 km (0.105 R)
• M5: 924,515 km (0.113 R)
• M6: 1,354,758 km (0.039 R)
• M7: 1,535,173 km (0.093 R)
• M8: 2,318,318 km (0.094 R)
• M9: 3,129,438 km (0.093 R)
• M10: 3,613,237 km (0.073 R)
• M11: 3,814,297 km (0.114 R)
• M12: 5,004,198 km (0.085 R)
• M13: 7,895,476 km (0.117 R)
• M14: 8,283,982 km (0.111 R)
• M15: 9,310,971 km (0.104 R)
• M16: 9,910,560 km (0.109 R)
• M17: 12,698,765 km (0.101 R)
• M18: 14,774,585 km (0.092 R)
• M19: 17,714,781 km (0.049 R)
• M20: 19,234,397 km (0.08 R)
• M21: 19,936,908 km (0.054 R)
• M22: 21,673,740 km (0.085 R)
• M23: 23,508,857 km (0.087 R)
• M24: 29,980,161 km (0.064 R)
• M25: 37,273,656 km (0.105 R)
• M26: 37,816,247 km (0.074 R)
• M27: 39,897,902 km (0.047 R)
• M28: 47,545,794 km (0.115 R)
• M29: 48,827,698 km (0.115 R)
• M30: 54,533,211 km (0.044 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 16,733 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit