🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.18 AU - 1.28 AU

Year: 514 Days

Day: 26.6 Hours

Environment

Temp: -22 °C

Axial Tilt: 18.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,953,685 km

• M1: 73,602 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.26 AU - 1.44 AU

Year: 591 Days

Day: 46.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,953,685 km

• M1: 452,085 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.46 AU - 2.04 AU

Year: 872 Days

Day: 36.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,953,685 km

• M1: 22,888 km (0.117 R)

Asteroid Belt

Center: 3.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.3

Radius: 9.4

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.86 AU - 5.98 AU

Year: 4111 Days

Day: 11.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,953,685 km

• M1: 117,135 km (0.117 R)
• M2: 432,487 km (0.104 R)
• M3: 781,200 km (0.102 R)
• M4: 1,074,262 km (0.079 R)
• M5: 2,063,254 km (0.067 R)
• M6: 2,866,445 km (0.075 R)
• M7: 3,166,089 km (0.108 R)
• M8: 3,689,682 km (0.082 R)
• M9: 4,138,027 km (0.081 R)
• M10: 5,453,291 km (0.035 R)
• M11: 5,774,777 km (0.06 R)
• M12: 6,506,460 km (0.108 R)
• M13: 6,894,966 km (0.114 R)
• M14: 7,353,932 km (0.061 R)
• M15: 9,364,079 km (0.102 R)
• M16: 9,893,655 km (0.088 R)
• M17: 10,303,703 km (0.071 R)
• M18: 11,305,111 km (0.114 R)
• M19: 14,005,203 km (0.054 R)
• M20: 14,610,326 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127

Radius: 9.6

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.94 AU - 8.16 AU

Year: 6315 Days

Day: 10.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,953,685 km

• M1: 127,457 km (0.104 R)
• M2: 612,154 km (0.103 R)
• M3: 999,164 km (0.077 R)
• M4: 1,305,690 km (0.102 R)
• M5: 1,611,767 km (0.1 R)
• M6: 1,954,047 km (0.072 R)
• M7: 5,191,944 km (0.084 R)
• M8: 8,256,456 km (0.104 R)
• M9: 10,017,223 km (0.118 R)
• M10: 12,401,364 km (0.057 R)
• M11: 13,563,291 km (0.075 R)
• M12: 14,893,964 km (0.084 R)
• M13: 16,466,686 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.4

Radius: 9.9

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.11 AU - 8.33 AU

Year: 7309 Days

Day: 13.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,953,685 km

• M1: 149,897 km (0.056 R)
• M2: 552,166 km (0.093 R)
• M3: 911,201 km (0.028 R)
• M4: 1,393,953 km (0.062 R)
• M5: 1,764,058 km (0.099 R)
• M6: 2,265,510 km (0.108 R)
• M7: 6,393,514 km (0.059 R)
• M8: 7,169,029 km (0.112 R)
• M9: 9,120,833 km (0.104 R)
• M10: 10,382,990 km (0.107 R)
• M11: 15,473,357 km (0.112 R)
• M12: 20,793,655 km (0.093 R)
• M13: 30,297,010 km (0.063 R)
• M14: 32,270,654 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.8

Radius: 13.2

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.7 AU - 11.96 AU

Year: 14367 Days

Day: 14.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,953,685 km

• M1: 199,264 km (0.109 R)
• M2: 670,198 km (0.076 R)
• M3: 1,570,329 km (0.094 R)
• M4: 2,350,332 km (0.105 R)
• M5: 3,532,754 km (0.086 R)
• M6: 5,252,381 km (0.049 R)
• M7: 5,870,968 km (0.09 R)
• M8: 6,296,874 km (0.112 R)
• M9: 7,038,729 km (0.092 R)
• M10: 7,700,700 km (0.07 R)
• M11: 8,647,655 km (0.092 R)
• M12: 9,884,829 km (0.08 R)
• M13: 11,713,663 km (0.089 R)
• M14: 13,961,969 km (0.054 R)
• M15: 16,408,642 km (0.084 R)
• M16: 21,402,070 km (0.095 R)
• M17: 25,041,038 km (0.099 R)
• M18: 25,651,098 km (0.07 R)
• M19: 28,851,296 km (0.12 R)
• M20: 40,173,311 km (0.093 R)
• M21: 40,869,390 km (0.057 R)
• M22: 47,968,258 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.9

Radius: 11.1

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10.93 AU - 11.89 AU

Year: 14520 Days

Day: 9.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,953,685 km

• M1: 153,487 km (0.047 R)
• M2: 546,930 km (0.119 R)
• M3: 906,413 km (0.103 R)
• M4: 1,749,996 km (0.067 R)
• M5: 2,192,207 km (0.062 R)
• M6: 4,225,392 km (0.119 R)
• M7: 5,133,152 km (0.103 R)
• M8: 6,324,400 km (0.038 R)
• M9: 7,114,276 km (0.052 R)
• M10: 12,330,305 km (0.064 R)
• M11: 16,495,409 km (0.066 R)
• M12: 17,907,912 km (0.102 R)
• M13: 20,615,783 km (0.097 R)
• M14: 21,423,911 km (0.086 R)
• M15: 21,881,980 km (0.112 R)
• M16: 23,877,765 km (0.106 R)
• M17: 24,569,206 km (0.068 R)
• M18: 27,576,572 km (0.078 R)
• M19: 33,569,164 km (0.071 R)
• M20: 39,547,693 km (0.116 R)
• M21: 40,515,591 km (0.106 R)
• M22: 42,211,582 km (0.072 R)
• M23: 52,725,171 km (0.069 R)

Asteroid Belt

Center: 11.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 12.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.6

Radius: 4.5

Gravity: 30 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 10.71 AU - 14.39 AU

Year: 16749 Days

Day: 21 Hours

Environment

Temp: -196 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,953,685 km

• M1: 56,698 km (0.087 R)
• M2: 215,571 km (0.062 R)
• M3: 473,627 km (0.092 R)
• M4: 765,941 km (0.099 R)
• M5: 908,957 km (0.032 R)
• M6: 1,574,218 km (0.101 R)
• M7: 2,008,052 km (0.036 R)
• M8: 2,562,013 km (0.106 R)
• M9: 2,862,406 km (0.089 R)
• M10: 3,058,678 km (0.111 R)
• M11: 4,025,230 km (0.11 R)
• M12: 4,829,917 km (0.067 R)
• M13: 5,659,886 km (0.101 R)
• M14: 7,368,593 km (0.088 R)
• M15: 9,938,086 km (0.113 R)
• M16: 13,384,521 km (0.119 R)
• M17: 14,285,250 km (0.085 R)
• M18: 24,684,845 km (0.117 R)
• M19: 31,210,005 km (0.066 R)
• M20: 32,911,232 km (0.089 R)
• M21: 35,058,710 km (0.115 R)
• M22: 37,974,223 km (0.05 R)
• M23: 41,190,727 km (0.075 R)
• M24: 41,913,284 km (0.107 R)
• M25: 42,204,551 km (0.115 R)
• M26: 49,771,511 km (0.098 R)
• M27: 53,273,747 km (0.069 R)
• M28: 60,763,962 km (0.069 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 19,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit