🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.45 AU - 0.65 AU

Year: 268 Days

Day: 30.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.9

Radius: 13.9

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.67 AU - 0.81 AU

Year: 418 Days

Day: 12.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,661,907 km

• M1: 172,935 km (0.12 R)
• M2: 628,610 km (0.099 R)
• M3: 1,361,341 km (0.084 R)
• M4: 2,059,065 km (0.092 R)
• M5: 2,652,969 km (0.068 R)
• M6: 3,089,046 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.7

Radius: 8.7

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.84 AU - 0.84 AU

Year: 505 Days

Day: 6.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 61,661,907 km

• M1: 110,403 km (0.088 R)
• M2: 737,368 km (0.043 R)
• M3: 1,136,944 km (0.098 R)
• M4: 1,466,957 km (0.089 R)
• M5: 1,779,018 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.7

Radius: 13

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.85 AU - 1.29 AU

Year: 726 Days

Day: 10.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 61,661,907 km

• M1: 162,014 km (0.088 R)
• M2: 701,464 km (0.084 R)
• M3: 1,519,316 km (0.041 R)
• M4: 1,928,167 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.2

Radius: 14.5

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.02 AU - 1.2 AU

Year: 767 Days

Day: 8.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,661,907 km

• M1: 180,565 km (0.09 R)
• M2: 803,341 km (0.063 R)
• M3: 1,885,382 km (0.092 R)
• M4: 2,416,155 km (0.073 R)
• M5: 3,057,631 km (0.091 R)
• M6: 3,519,440 km (0.111 R)
• M7: 4,041,237 km (0.028 R)
• M8: 4,700,963 km (0.079 R)
• M9: 5,195,534 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906

Radius: 9

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.24 AU - 1.56 AU

Year: 1087 Days

Day: 10.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,661,907 km

• M1: 112,647 km (0.061 R)
• M2: 550,221 km (0.057 R)
• M3: 912,098 km (0.103 R)
• M4: 1,359,994 km (0.08 R)
• M5: 1,809,985 km (0.114 R)
• M6: 2,108,432 km (0.085 R)
• M7: 2,714,453 km (0.039 R)
• M8: 3,238,046 km (0.101 R)
• M9: 3,602,616 km (0.083 R)
• M10: 3,893,733 km (0.096 R)
• M11: 5,260,908 km (0.096 R)
• M12: 5,897,746 km (0.107 R)
• M13: 6,257,829 km (0.03 R)
• M14: 6,997,440 km (0.093 R)
• M15: 7,928,089 km (0.12 R)
• M16: 8,395,283 km (0.057 R)
• M17: 9,115,597 km (0.083 R)
• M18: 9,783,102 km (0.086 R)
• M19: 11,455,457 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.5

Radius: 13.5

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.37 AU - 2.67 AU

Year: 2624 Days

Day: 14.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,661,907 km

• M1: 167,998 km (0.098 R)
• M2: 798,404 km (0.03 R)
• M3: 1,868,777 km (0.085 R)
• M4: 3,714,366 km (0.075 R)
• M5: 4,400,122 km (0.104 R)
• M6: 5,768,643 km (0.086 R)
• M7: 6,514,090 km (0.072 R)
• M8: 7,107,844 km (0.105 R)
• M9: 13,038,352 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.6

Radius: 9.3

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.07 AU - 3.49 AU

Year: 3897 Days

Day: 6.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,661,907 km

• M1: 115,938 km (0.069 R)
• M2: 433,535 km (0.072 R)
• M3: 837,150 km (0.099 R)
• M4: 1,488,200 km (0.082 R)
• M5: 1,931,757 km (0.074 R)
• M6: 2,382,795 km (0.117 R)
• M7: 2,920,749 km (0.099 R)
• M8: 4,055,748 km (0.051 R)
• M9: 4,952,587 km (0.09 R)
• M10: 6,214,744 km (0.065 R)
• M11: 8,288,620 km (0.112 R)
• M12: 9,603,286 km (0.089 R)
• M13: 11,596,229 km (0.106 R)
• M14: 12,158,417 km (0.055 R)
• M15: 14,590,879 km (0.096 R)
• M16: 15,637,465 km (0.112 R)
• M17: 17,756,669 km (0.079 R)
• M18: 19,795,239 km (0.113 R)
• M19: 24,636,077 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.8

Radius: 8

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.08 AU - 7.18 AU

Year: 12489 Days

Day: 17.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,661,907 km

• M1: 136,134 km (0.104 R)
• M2: 585,376 km (0.104 R)
• M3: 1,203,664 km (0.108 R)
• M4: 1,694,046 km (0.11 R)
• M5: 2,899,356 km (0.108 R)
• M6: 4,320,835 km (0.113 R)
• M7: 5,819,806 km (0.113 R)
• M8: 8,576,745 km (0.08 R)
• M9: 12,753,518 km (0.104 R)
• M10: 14,906,231 km (0.089 R)
• M11: 15,772,403 km (0.073 R)
• M12: 16,128,146 km (0.114 R)
• M13: 19,985,976 km (0.084 R)
• M14: 23,253,942 km (0.092 R)
• M15: 30,094,155 km (0.049 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.1

Radius: 4.3

Gravity: 48.9 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 5.75 AU - 8.67 AU

Year: 12700 Days

Day: 16.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,661,907 km

• M1: 54,154 km (0.075 R)
• M2: 345,571 km (0.062 R)
• M3: 524,490 km (0.116 R)
• M4: 1,087,128 km (0.117 R)
• M5: 1,266,047 km (0.057 R)
• M6: 1,587,383 km (0.113 R)
• M7: 2,649,977 km (0.107 R)
• M8: 3,225,031 km (0.108 R)
• M9: 4,617,937 km (0.068 R)
• M10: 5,630,265 km (0.039 R)
• M11: 5,933,650 km (0.112 R)
• M12: 6,247,805 km (0.098 R)
• M13: 8,274,109 km (0.107 R)
• M14: 9,225,551 km (0.095 R)
• M15: 12,900,572 km (0.1 R)
• M16: 13,561,496 km (0.113 R)
• M17: 13,900,335 km (0.047 R)
• M18: 18,171,205 km (0.05 R)
• M19: 21,458,019 km (0.12 R)
• M20: 22,197,182 km (0.058 R)
• M21: 28,289,556 km (0.075 R)
• M22: 29,742,001 km (0.118 R)
• M23: 32,794,696 km (0.118 R)
• M24: 38,022,393 km (0.12 R)
• M25: 39,239,821 km (0.089 R)
• M26: 43,193,393 km (0.099 R)
• M27: 44,816,530 km (0.087 R)
• M28: 48,027,200 km (0.085 R)
• M29: 50,573,954 km (0.098 R)
• M30: 53,713,415 km (0.088 R)
• M31: 56,455,843 km (0.082 R)
• M32: 58,572,952 km (0.107 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 15,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit