🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.65 AU - 1.07 AU

Year: 280 Days

Day: 37.5 Hours

Environment

Temp: 198 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 112,428,205 km

• M1: 20,794 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.28 AU - 1.48 AU

Year: 570 Days

Day: 15.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.47 AU - 1.69 AU

Year: 698 Days

Day: 39.5 Hours

Environment

Temp: -30 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.4

Radius: 8.9

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.9 AU - 8.06 AU

Year: 5798 Days

Day: 9.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 112,428,205 km

• M1: 114,442 km (0.076 R)
• M2: 803,640 km (0.107 R)
• M3: 1,535,024 km (0.104 R)
• M4: 2,318,468 km (0.062 R)
• M5: 7,382,655 km (0.055 R)
• M6: 10,663,037 km (0.07 R)
• M7: 14,188,909 km (0.111 R)
• M8: 14,919,844 km (0.1 R)
• M9: 19,090,633 km (0.11 R)
• M10: 22,819,360 km (0.033 R)
• M11: 26,499,617 km (0.119 R)
• M12: 28,656,819 km (0.118 R)
• M13: 29,823,682 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.2

Radius: 11.8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.27 AU - 7.74 AU

Year: 6509 Days

Day: 5.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 112,428,205 km

• M1: 147,504 km (0.116 R)
• M2: 731,085 km (0.111 R)
• M3: 1,320,800 km (0.082 R)
• M4: 2,198,042 km (0.11 R)
• M5: 3,049,702 km (0.109 R)
• M6: 3,451,672 km (0.101 R)
• M7: 4,184,701 km (0.073 R)
• M8: 5,221,564 km (0.116 R)
• M9: 5,644,328 km (0.05 R)
• M10: 6,388,577 km (0.099 R)
• M11: 7,233,805 km (0.115 R)
• M12: 7,993,912 km (0.063 R)
• M13: 8,848,415 km (0.108 R)
• M14: 9,233,031 km (0.096 R)
• M15: 11,177,355 km (0.092 R)
• M16: 12,037,093 km (0.071 R)
• M17: 13,661,427 km (0.103 R)
• M18: 14,467,460 km (0.112 R)
• M19: 18,492,391 km (0.078 R)
• M20: 21,326,972 km (0.111 R)
• M21: 22,176,089 km (0.096 R)
• M22: 23,127,980 km (0.061 R)
• M23: 26,675,096 km (0.089 R)
• M24: 29,991,381 km (0.117 R)
• M25: 30,666,666 km (0.04 R)
• M26: 31,450,858 km (0.084 R)
• M27: 32,047,753 km (0.104 R)
• M28: 33,161,659 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.7

Radius: 12.3

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 7.17 AU - 11.43 AU

Year: 9968 Days

Day: 5.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 112,428,205 km

• M1: 153,039 km (0.049 R)
• M2: 576,849 km (0.031 R)
• M3: 1,098,796 km (0.064 R)
• M4: 1,818,063 km (0.079 R)
• M5: 3,050,450 km (0.088 R)
• M6: 3,728,428 km (0.117 R)
• M7: 4,141,617 km (0.07 R)
• M8: 4,612,402 km (0.108 R)
• M9: 5,693,695 km (0.073 R)
• M10: 6,937,003 km (0.113 R)
• M11: 7,680,504 km (0.065 R)
• M12: 8,394,535 km (0.108 R)
• M13: 9,547,785 km (0.086 R)
• M14: 10,139,594 km (0.055 R)
• M15: 11,346,400 km (0.031 R)
• M16: 11,752,259 km (0.11 R)
• M17: 16,106,455 km (0.106 R)
• M18: 16,684,501 km (0.089 R)
• M19: 20,300,132 km (0.106 R)
• M20: 20,823,724 km (0.039 R)
• M21: 22,132,855 km (0.06 R)
• M22: 24,156,915 km (0.081 R)
• M23: 29,322,679 km (0.104 R)
• M24: 30,379,288 km (0.108 R)
• M25: 35,074,118 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.8

Radius: 9.7

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 7.72 AU - 11.02 AU

Year: 10081 Days

Day: 10.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 112,428,205 km

• M1: 125,513 km (0.101 R)
• M2: 453,581 km (0.12 R)
• M3: 879,037 km (0.11 R)
• M4: 1,207,105 km (0.086 R)
• M5: 1,592,170 km (0.109 R)
• M6: 2,300,516 km (0.111 R)
• M7: 2,920,001 km (0.049 R)
• M8: 4,028,970 km (0.061 R)
• M9: 5,248,192 km (0.081 R)
• M10: 6,354,918 km (0.11 R)
• M11: 6,981,284 km (0.106 R)
• M12: 7,802,277 km (0.072 R)
• M13: 8,479,656 km (0.098 R)
• M14: 11,436,009 km (0.109 R)
• M15: 12,100,523 km (0.111 R)
• M16: 17,828,775 km (0.056 R)
• M17: 19,073,429 km (0.074 R)
• M18: 24,634,730 km (0.109 R)
• M19: 26,440,376 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.4

Radius: 6.1

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 12 AU - 14.6 AU

Year: 17047 Days

Day: 20.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 112,428,205 km

• M1: 83,027 km (0.082 R)
• M2: 287,378 km (0.1 R)
• M3: 654,640 km (0.066 R)
• M4: 1,370,167 km (0.097 R)
• M5: 3,064,961 km (0.071 R)
• M6: 4,105,714 km (0.115 R)
• M7: 5,261,208 km (0.106 R)
• M8: 8,286,974 km (0.12 R)
• M9: 9,342,237 km (0.1 R)
• M10: 10,646,731 km (0.064 R)
• M11: 11,950,177 km (0.071 R)
• M12: 19,025,558 km (0.107 R)
• M13: 26,413,449 km (0.102 R)
• M14: 30,958,531 km (0.092 R)
• M15: 31,181,731 km (0.083 R)
• M16: 33,826,921 km (0.111 R)
• M17: 35,508,102 km (0.086 R)
• M18: 36,369,187 km (0.114 R)
• M19: 36,742,583 km (0.103 R)
• M20: 39,166,368 km (0.082 R)
• M21: 42,515,266 km (0.09 R)
• M22: 50,390,248 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.5

Radius: 4.3

Gravity: 39.08 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 10.64 AU - 16.36 AU

Year: 17433 Days

Day: 19.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 112,428,205 km

• M1: 53,706 km (0.099 R)
• M2: 208,689 km (0.086 R)
• M3: 353,799 km (0.086 R)
• M4: 735,872 km (0.073 R)
• M5: 2,522,818 km (0.053 R)
• M6: 3,403,651 km (0.083 R)
• M7: 4,275,058 km (0.105 R)
• M8: 4,956,477 km (0.088 R)
• M9: 5,629,368 km (0.111 R)
• M10: 12,994,969 km (0.102 R)
• M11: 13,132,150 km (0.041 R)
• M12: 13,479,367 km (0.09 R)
• M13: 15,004,816 km (0.036 R)
• M14: 17,880,985 km (0.065 R)
• M15: 19,899,060 km (0.118 R)
• M16: 20,635,081 km (0.114 R)
• M17: 25,116,884 km (0.103 R)
• M18: 27,301,462 km (0.086 R)
• M19: 28,787,417 km (0.099 R)
• M20: 36,483,779 km (0.054 R)
• M21: 43,271,334 km (0.088 R)
• M22: 47,364,631 km (0.062 R)
• M23: 49,504,927 km (0.083 R)
• M24: 51,194,486 km (0.111 R)
• M25: 54,331,852 km (0.086 R)
• M26: 56,493,093 km (0.076 R)
• M27: 57,779,934 km (0.045 R)
• M28: 59,652,001 km (0.072 R)
• M29: 66,116,125 km (0.084 R)
• M30: 69,831,388 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.4

Radius: 7.8

Gravity: 14.95 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 16.55 AU - 23.23 AU

Year: 31177 Days

Day: 22.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 112,428,205 km

• M1: 96,939 km (0.041 R)
• M2: 499,358 km (0.116 R)
• M3: 892,052 km (0.103 R)
• M4: 2,117,259 km (0.084 R)
• M5: 2,724,776 km (0.112 R)
• M6: 3,252,856 km (0.076 R)
• M7: 4,170,639 km (0.099 R)
• M8: 7,232,459 km (0.114 R)
• M9: 7,614,532 km (0.079 R)
• M10: 8,301,036 km (0.065 R)
• M11: 9,796,865 km (0.104 R)
• M12: 10,129,870 km (0.107 R)
• M13: 13,151,448 km (0.086 R)
• M14: 15,173,862 km (0.119 R)
• M15: 19,196,848 km (0.116 R)
• M16: 21,341,034 km (0.097 R)
• M17: 21,788,182 km (0.112 R)
• M18: 25,095,791 km (0.106 R)
• M19: 25,468,888 km (0.053 R)
• M20: 28,588,303 km (0.056 R)
• M21: 32,099,066 km (0.091 R)
• M22: 33,131,291 km (0.059 R)
• M23: 37,969,884 km (0.077 R)
• M24: 40,984,880 km (0.103 R)
• M25: 45,616,280 km (0.112 R)
• M26: 49,213,361 km (0.059 R)
• M27: 57,395,168 km (0.062 R)
• M28: 63,632,501 km (0.092 R)
• M29: 64,791,885 km (0.111 R)
• M30: 68,354,558 km (0.118 R)
• M31: 74,067,402 km (0.03 R)
• M32: 76,908,864 km (0.088 R)
• M33: 84,746,595 km (0.043 R)
• M34: 85,025,895 km (0.108 R)
• M35: 92,803,189 km (0.081 R)
• M36: 105,822,243 km (0.045 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 13,947 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit