🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.92 AU - 1.08 AU

Year: 363 Days

Day: 31.2 Hours

Environment

Temp: 19 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 101,709,316 km

• M1: 31,116 km (0.097 R)
• M2: 479,611 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.01 AU - 1.21 AU

Year: 425 Days

Day: 36 Hours

Environment

Temp: 3 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.52 AU - 1.86 AU

Year: 798 Days

Day: 37.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.7

Radius: 13.9

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.91 AU - 5.97 AU

Year: 3990 Days

Day: 5.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 101,709,316 km

• M1: 172,935 km (0.115 R)
• M2: 606,470 km (0.065 R)
• M3: 1,338,751 km (0.087 R)
• M4: 2,019,870 km (0.077 R)
• M5: 2,480,931 km (0.088 R)
• M6: 3,702,547 km (0.028 R)
• M7: 4,219,408 km (0.1 R)
• M8: 5,399,586 km (0.112 R)
• M9: 5,923,776 km (0.046 R)
• M10: 6,391,419 km (0.1 R)
• M11: 6,852,330 km (0.072 R)
• M12: 8,334,247 km (0.06 R)
• M13: 9,461,018 km (0.11 R)
• M14: 10,061,354 km (0.096 R)
• M15: 11,074,880 km (0.095 R)
• M16: 12,016,449 km (0.104 R)
• M17: 13,653,498 km (0.051 R)
• M18: 14,578,163 km (0.058 R)
• M19: 15,163,390 km (0.068 R)
• M20: 16,897,977 km (0.112 R)
• M21: 18,085,186 km (0.097 R)
• M22: 19,390,726 km (0.057 R)
• M23: 20,559,086 km (0.1 R)
• M24: 21,705,155 km (0.109 R)
• M25: 25,019,795 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.4

Radius: 13.8

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.38 AU - 6.02 AU

Year: 4310 Days

Day: 6.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 101,709,316 km

• M1: 171,589 km (0.057 R)
• M2: 610,210 km (0.037 R)
• M3: 1,352,215 km (0.107 R)
• M4: 2,063,703 km (0.104 R)
• M5: 3,050,001 km (0.075 R)
• M6: 3,780,637 km (0.07 R)
• M7: 6,252,593 km (0.056 R)
• M8: 7,499,790 km (0.063 R)
• M9: 7,995,557 km (0.054 R)
• M10: 9,053,065 km (0.117 R)
• M11: 9,769,788 km (0.115 R)
• M12: 10,811,588 km (0.058 R)
• M13: 12,511,618 km (0.083 R)
• M14: 13,163,416 km (0.117 R)
• M15: 13,642,727 km (0.107 R)
• M16: 14,084,191 km (0.067 R)
• M17: 14,687,519 km (0.034 R)
• M18: 15,255,692 km (0.102 R)
• M19: 17,389,256 km (0.059 R)
• M20: 18,978,584 km (0.102 R)
• M21: 19,777,437 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.1

Radius: 10.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.75 AU - 6.87 AU

Year: 5090 Days

Day: 5.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 101,709,316 km

• M1: 130,001 km (0.066 R)
• M2: 614,398 km (0.059 R)
• M3: 1,056,460 km (0.108 R)
• M4: 1,902,287 km (0.094 R)
• M5: 2,609,436 km (0.077 R)
• M6: 3,938,463 km (0.041 R)
• M7: 6,062,903 km (0.113 R)
• M8: 6,442,731 km (0.072 R)
• M9: 7,616,626 km (0.108 R)
• M10: 8,287,423 km (0.105 R)
• M11: 10,575,971 km (0.097 R)
• M12: 11,492,707 km (0.052 R)
• M13: 11,865,505 km (0.105 R)
• M14: 12,203,745 km (0.066 R)
• M15: 15,644,497 km (0.104 R)
• M16: 17,750,386 km (0.096 R)
• M17: 18,137,545 km (0.049 R)
• M18: 18,586,787 km (0.04 R)
• M19: 19,801,672 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.2

Radius: 9.2

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 6.05 AU - 6.09 AU

Year: 5435 Days

Day: 13.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 101,709,316 km

• M1: 114,442 km (0.092 R)
• M2: 508,034 km (0.098 R)
• M3: 873,203 km (0.116 R)
• M4: 1,695,243 km (0.119 R)
• M5: 2,324,153 km (0.066 R)
• M6: 3,242,683 km (0.085 R)
• M7: 4,591,458 km (0.102 R)
• M8: 5,657,343 km (0.03 R)
• M9: 8,506,733 km (0.109 R)
• M10: 10,194,796 km (0.096 R)
• M11: 11,212,809 km (0.086 R)
• M12: 13,182,116 km (0.11 R)
• M13: 13,997,424 km (0.069 R)
• M14: 15,077,969 km (0.098 R)
• M15: 15,371,480 km (0.088 R)
• M16: 15,848,847 km (0.085 R)
• M17: 17,022,293 km (0.106 R)
• M18: 18,054,518 km (0.102 R)
• M19: 19,541,222 km (0.092 R)
• M20: 21,997,021 km (0.103 R)
• M21: 26,393,552 km (0.093 R)
• M22: 30,493,731 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.1

Radius: 8.9

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.83 AU - 7.83 AU

Year: 7212 Days

Day: 13.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,709,316 km

• M1: 111,301 km (0.084 R)
• M2: 704,606 km (0.109 R)
• M3: 1,133,653 km (0.092 R)
• M4: 1,556,715 km (0.049 R)
• M5: 2,095,717 km (0.114 R)
• M6: 2,423,635 km (0.085 R)
• M7: 2,849,690 km (0.03 R)
• M8: 3,289,358 km (0.027 R)
• M9: 4,013,112 km (0.076 R)
• M10: 4,769,928 km (0.114 R)
• M11: 5,366,524 km (0.045 R)
• M12: 7,303,368 km (0.095 R)
• M13: 8,701,360 km (0.067 R)
• M14: 11,553,294 km (0.113 R)
• M15: 13,674,442 km (0.06 R)
• M16: 13,956,733 km (0.063 R)
• M17: 17,105,769 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624

Radius: 6.2

Gravity: 16.23 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 15.06 AU - 24.84 AU

Year: 32385 Days

Day: 22.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 101,709,316 km

• M1: 158,873 km (0.088 R)
• M2: 463,005 km (0.115 R)
• M3: 965,505 km (0.043 R)
• M4: 1,234,781 km (0.073 R)
• M5: 2,821,117 km (0.071 R)
• M6: 3,630,740 km (0.089 R)
• M7: 4,509,777 km (0.107 R)
• M8: 4,898,283 km (0.038 R)
• M9: 6,340,706 km (0.109 R)
• M10: 6,828,544 km (0.095 R)
• M11: 8,045,373 km (0.088 R)
• M12: 9,338,348 km (0.066 R)
• M13: 9,905,174 km (0.105 R)
• M14: 12,553,805 km (0.118 R)
• M15: 13,878,494 km (0.12 R)
• M16: 16,438,861 km (0.067 R)
• M17: 18,898,699 km (0.117 R)
• M18: 19,600,612 km (0.082 R)
• M19: 22,471,695 km (0.046 R)
• M20: 22,919,591 km (0.068 R)
• M21: 23,145,633 km (0.072 R)
• M22: 24,181,897 km (0.066 R)
• M23: 25,732,779 km (0.049 R)
• M24: 29,031,112 km (0.104 R)
• M25: 32,886,848 km (0.092 R)
• M26: 35,689,265 km (0.096 R)
• M27: 37,695,821 km (0.066 R)
• M28: 44,867,543 km (0.099 R)
• M29: 48,306,948 km (0.116 R)
• M30: 56,113,862 km (0.103 R)
• M31: 57,352,981 km (0.095 R)
• M32: 59,458,422 km (0.079 R)
• M33: 65,399,701 km (0.119 R)
• M34: 70,285,418 km (0.095 R)
• M35: 83,418,166 km (0.119 R)
• M36: 84,222,105 km (0.108 R)
• M37: 84,491,232 km (0.095 R)
• M38: 84,760,957 km (0.12 R)
• M39: 96,908,603 km (0.1 R)
• M40: 100,192,426 km (0.108 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 12,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit