🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.59 AU - 0.85 AU

Year: 235 Days

Day: 25.9 Hours

Environment

Temp: 140 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 108,744,536 km

• M1: 22,739 km (0.036 R)
• M2: 379,530 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.84 AU - 1.04 AU

Year: 351 Days

Day: 34.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 108,744,536 km

• M1: 792,570 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.32 AU - 1.62 AU

Year: 686 Days

Day: 30.9 Hours

Environment

Temp: -45 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.42 AU - 1.52 AU

Year: 686 Days

Day: 36.2 Hours

Environment

Temp: -63 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,744,536 km

• M1: 29,321 km (0.063 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.91 AU - 2.35 AU

Year: 1197 Days

Day: 39.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,744,536 km

• M1: 1,282,503 km (0.038 R)

Asteroid Belt

Center: 5.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.4

Radius: 8.2

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 8.78 AU - 10.46 AU

Year: 11488 Days

Day: 6.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 108,744,536 km

• M1: 102,026 km (0.028 R)
• M2: 617,390 km (0.096 R)
• M3: 1,477,728 km (0.033 R)
• M4: 1,775,428 km (0.105 R)
• M5: 2,195,947 km (0.117 R)
• M6: 2,586,547 km (0.118 R)
• M7: 3,648,542 km (0.036 R)
• M8: 4,120,374 km (0.03 R)
• M9: 6,890,478 km (0.049 R)
• M10: 10,956,847 km (0.099 R)
• M11: 12,314,448 km (0.081 R)
• M12: 14,861,651 km (0.118 R)
• M13: 16,653,983 km (0.059 R)
• M14: 21,756,916 km (0.11 R)
• M15: 23,721,884 km (0.091 R)
• M16: 25,447,495 km (0.065 R)
• M17: 29,535,108 km (0.027 R)
• M18: 30,124,374 km (0.089 R)
• M19: 30,421,924 km (0.048 R)
• M20: 31,632,021 km (0.112 R)
• M21: 32,145,441 km (0.087 R)
• M22: 32,560,276 km (0.095 R)
• M23: 39,218,428 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.5

Radius: 6.8

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 13.06 AU - 14.04 AU

Year: 19203 Days

Day: 15.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 108,744,536 km

• M1: 84,672 km (0.072 R)
• M2: 299,794 km (0.112 R)
• M3: 551,717 km (0.117 R)
• M4: 1,584,541 km (0.086 R)
• M5: 2,139,998 km (0.077 R)
• M6: 2,391,920 km (0.118 R)
• M7: 3,472,615 km (0.045 R)
• M8: 7,647,443 km (0.106 R)
• M9: 8,286,226 km (0.059 R)
• M10: 11,029,402 km (0.108 R)
• M11: 12,823,679 km (0.067 R)
• M12: 13,922,326 km (0.114 R)
• M13: 16,012,208 km (0.101 R)
• M14: 18,623,439 km (0.065 R)
• M15: 20,114,780 km (0.086 R)
• M16: 21,773,372 km (0.087 R)
• M17: 23,145,633 km (0.078 R)
• M18: 31,221,674 km (0.111 R)
• M19: 32,964,040 km (0.039 R)
• M20: 33,201,153 km (0.085 R)
• M21: 34,403,770 km (0.119 R)
• M22: 35,884,939 km (0.113 R)
• M23: 36,135,964 km (0.065 R)
• M24: 43,504,557 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.3

Radius: 4

Gravity: 41.96 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 13.88 AU - 15.04 AU

Year: 21170 Days

Day: 23.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 108,744,536 km

• M1: 49,816 km (0.06 R)
• M2: 192,233 km (0.069 R)
• M3: 341,831 km (0.109 R)
• M4: 640,428 km (0.084 R)
• M5: 1,396,945 km (0.097 R)
• M6: 1,681,181 km (0.112 R)
• M7: 2,063,703 km (0.097 R)
• M8: 3,052,096 km (0.091 R)
• M9: 3,355,929 km (0.095 R)
• M10: 4,354,345 km (0.112 R)
• M11: 6,243,467 km (0.107 R)
• M12: 8,779,749 km (0.087 R)
• M13: 9,110,510 km (0.119 R)
• M14: 9,335,655 km (0.105 R)
• M15: 9,914,748 km (0.077 R)
• M16: 11,272,200 km (0.07 R)
• M17: 11,662,800 km (0.095 R)
• M18: 12,748,731 km (0.074 R)
• M19: 12,959,664 km (0.115 R)
• M20: 17,421,570 km (0.073 R)
• M21: 18,655,752 km (0.081 R)
• M22: 18,836,616 km (0.119 R)
• M23: 19,110,230 km (0.047 R)
• M24: 19,386,538 km (0.107 R)
• M25: 20,518,096 km (0.105 R)
• M26: 21,296,603 km (0.088 R)
• M27: 21,993,729 km (0.1 R)
• M28: 28,604,310 km (0.107 R)
• M29: 30,945,068 km (0.08 R)
• M30: 33,543,732 km (0.102 R)
• M31: 44,420,545 km (0.04 R)
• M32: 45,720,700 km (0.098 R)
• M33: 49,599,623 km (0.102 R)
• M34: 53,692,172 km (0.119 R)
• M35: 54,795,755 km (0.109 R)
• M36: 60,342,844 km (0.091 R)
• M37: 66,252,559 km (0.092 R)
• M38: 67,734,625 km (0.12 R)
• M39: 70,545,569 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 830.5

Radius: 4.9

Gravity: 34.59 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 15.34 AU - 21.98 AU

Year: 31034 Days

Day: 22.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 108,744,536 km

• M1: 61,634 km (0.067 R)
• M2: 230,530 km (0.103 R)
• M3: 392,246 km (0.065 R)
• M4: 633,547 km (0.05 R)
• M5: 1,067,530 km (0.065 R)
• M6: 1,366,128 km (0.112 R)
• M7: 2,395,959 km (0.06 R)
• M8: 2,937,055 km (0.108 R)
• M9: 7,334,484 km (0.043 R)
• M10: 10,778,377 km (0.096 R)
• M11: 12,847,465 km (0.096 R)
• M12: 13,242,852 km (0.116 R)
• M13: 15,968,226 km (0.057 R)
• M14: 17,174,733 km (0.109 R)
• M15: 18,842,450 km (0.116 R)
• M16: 21,266,385 km (0.069 R)
• M17: 21,931,347 km (0.102 R)
• M18: 24,367,848 km (0.075 R)
• M19: 25,713,480 km (0.119 R)
• M20: 27,236,985 km (0.109 R)
• M21: 29,360,527 km (0.075 R)
• M22: 30,462,614 km (0.1 R)
• M23: 36,546,311 km (0.111 R)
• M24: 37,820,735 km (0.096 R)
• M25: 39,787,648 km (0.109 R)
• M26: 47,958,983 km (0.073 R)
• M27: 50,847,568 km (0.059 R)
• M28: 55,083,282 km (0.115 R)
• M29: 56,968,365 km (0.088 R)
• M30: 58,034,100 km (0.117 R)
• M31: 67,278,501 km (0.116 R)
• M32: 79,291,210 km (0.094 R)
• M33: 80,086,173 km (0.112 R)
• M34: 96,819,443 km (0.116 R)
• M35: 97,121,481 km (0.104 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 16,479 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit