🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.58 AU - 0.62 AU

Year: 206 Days

Day: 42.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 74.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 51,831,058 km

• M1: 44,281 km (0.076 R)
• M2: 346,917 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.62 AU - 0.66 AU

Year: 227 Days

Day: 42 Hours

Environment

Temp: 13 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.52 AU - 1.66 AU

Year: 888 Days

Day: 31.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.9

Radius: 13

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.91 AU - 3.77 AU

Year: 2704 Days

Day: 5.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,831,058 km

• M1: 161,715 km (0.093 R)
• M2: 705,803 km (0.108 R)
• M3: 1,368,222 km (0.11 R)
• M4: 2,525,511 km (0.077 R)
• M5: 3,043,868 km (0.117 R)
• M6: 3,557,587 km (0.08 R)
• M7: 4,087,762 km (0.104 R)
• M8: 4,602,977 km (0.108 R)
• M9: 5,869,921 km (0.073 R)
• M10: 6,963,781 km (0.104 R)
• M11: 7,512,506 km (0.099 R)
• M12: 11,228,068 km (0.035 R)
• M13: 14,506,655 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.6

Radius: 10.6

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.14 AU - 4.38 AU

Year: 3229 Days

Day: 13.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,831,058 km

• M1: 132,394 km (0.044 R)
• M2: 509,082 km (0.088 R)
• M3: 1,124,378 km (0.081 R)
• M4: 1,624,932 km (0.05 R)
• M5: 3,065,410 km (0.109 R)
• M6: 3,582,121 km (0.075 R)
• M7: 4,790,273 km (0.119 R)
• M8: 7,568,156 km (0.032 R)
• M9: 9,845,335 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594

Radius: 10

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.13 AU - 5.07 AU

Year: 3677 Days

Day: 10 Hours

Environment

Temp: -165 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,831,058 km

• M1: 124,465 km (0.093 R)
• M2: 480,359 km (0.073 R)
• M3: 867,668 km (0.117 R)
• M4: 1,316,012 km (0.116 R)
• M5: 1,780,215 km (0.074 R)
• M6: 2,236,787 km (0.095 R)
• M7: 2,853,131 km (0.119 R)
• M8: 3,256,446 km (0.104 R)
• M9: 3,638,071 km (0.082 R)
• M10: 4,560,790 km (0.092 R)
• M11: 5,686,065 km (0.068 R)
• M12: 6,270,544 km (0.081 R)
• M13: 6,772,595 km (0.106 R)
• M14: 8,301,485 km (0.032 R)
• M15: 9,851,618 km (0.112 R)
• M16: 10,695,350 km (0.081 R)
• M17: 11,113,626 km (0.107 R)
• M18: 15,019,327 km (0.111 R)
• M19: 16,190,529 km (0.091 R)
• M20: 16,686,894 km (0.095 R)
• M21: 18,534,129 km (0.117 R)
• M22: 19,077,319 km (0.064 R)
• M23: 21,954,086 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.3

Radius: 10

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.29 AU - 5.21 AU

Year: 3881 Days

Day: 6.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 51,831,058 km

• M1: 124,914 km (0.106 R)
• M2: 530,773 km (0.107 R)
• M3: 996,322 km (0.116 R)
• M4: 1,535,473 km (0.039 R)
• M5: 1,919,490 km (0.042 R)
• M6: 2,676,156 km (0.116 R)
• M7: 3,942,951 km (0.093 R)
• M8: 4,355,841 km (0.078 R)
• M9: 5,003,301 km (0.107 R)
• M10: 5,543,947 km (0.09 R)
• M11: 6,396,655 km (0.118 R)
• M12: 7,300,675 km (0.036 R)
• M13: 8,361,324 km (0.113 R)
• M14: 9,321,144 km (0.118 R)
• M15: 12,398,971 km (0.056 R)
• M16: 13,440,621 km (0.116 R)
• M17: 14,432,455 km (0.095 R)
• M18: 15,641,056 km (0.112 R)
• M19: 17,094,698 km (0.102 R)
• M20: 17,700,719 km (0.096 R)
• M21: 20,269,165 km (0.073 R)
• M22: 21,016,855 km (0.114 R)
• M23: 23,891,528 km (0.099 R)
• M24: 26,452,494 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.3

Radius: 11.6

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.36 AU - 9.6 AU

Year: 11919 Days

Day: 5.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,831,058 km

• M1: 145,110 km (0.118 R)
• M2: 533,765 km (0.047 R)
• M3: 1,105,079 km (0.116 R)
• M4: 1,889,870 km (0.091 R)
• M5: 2,306,500 km (0.095 R)
• M6: 5,495,179 km (0.09 R)
• M7: 8,340,829 km (0.098 R)
• M8: 10,607,985 km (0.091 R)
• M9: 11,773,502 km (0.055 R)
• M10: 12,558,442 km (0.075 R)
• M11: 12,963,852 km (0.093 R)
• M12: 13,437,928 km (0.088 R)
• M13: 17,947,257 km (0.118 R)
• M14: 18,911,265 km (0.114 R)
• M15: 24,525,374 km (0.066 R)
• M16: 26,841,448 km (0.099 R)
• M17: 28,003,375 km (0.036 R)
• M18: 29,911,346 km (0.096 R)
• M19: 32,443,440 km (0.102 R)
• M20: 35,115,258 km (0.046 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.9

Radius: 9.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.57 AU - 9.97 AU

Year: 12501 Days

Day: 14.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 167.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,831,058 km

• M1: 117,434 km (0.069 R)
• M2: 445,203 km (0.053 R)
• M3: 2,642,796 km (0.089 R)
• M4: 4,789,525 km (0.11 R)
• M5: 5,352,013 km (0.112 R)
• M6: 8,564,029 km (0.025 R)
• M7: 11,748,818 km (0.075 R)
• M8: 13,686,859 km (0.103 R)
• M9: 14,702,928 km (0.113 R)
• M10: 17,397,185 km (0.048 R)
• M11: 33,641,569 km (0.116 R)

Asteroid Belt

Center: 9.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.5

Radius: 6.9

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 9.59 AU - 10.29 AU

Year: 13881 Days

Day: 24.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,831,058 km

• M1: 90,208 km (0.105 R)
• M2: 828,323 km (0.113 R)
• M3: 1,081,892 km (0.038 R)
• M4: 2,540,471 km (0.101 R)
• M5: 3,061,820 km (0.118 R)
• M6: 3,548,761 km (0.12 R)
• M7: 4,927,903 km (0.047 R)
• M8: 5,188,503 km (0.032 R)
• M9: 8,279,195 km (0.092 R)
• M10: 8,694,927 km (0.073 R)
• M11: 9,769,938 km (0.066 R)
• M12: 12,779,697 km (0.107 R)
• M13: 22,532,730 km (0.093 R)
• M14: 30,210,991 km (0.095 R)
• M15: 31,085,241 km (0.065 R)
• M16: 36,811,099 km (0.105 R)
• M17: 44,450,913 km (0.104 R)
• M18: 46,875,446 km (0.107 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 19,548 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit