🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.86 AU - 0.9 AU

Year: 309 Days

Day: 15.5 Hours

Environment

Temp: 50 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 90,168,983 km

• M1: 152,590 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.08 AU - 1.36 AU

Year: 505 Days

Day: 24.5 Hours

Environment

Temp: -20 °C

Axial Tilt: 5.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.67 AU - 2.31 AU

Year: 1052 Days

Day: 19.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,168,983 km

• M1: 210,035 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.15 AU - 2.97 AU

Year: 1535 Days

Day: 16.8 Hours

Environment

Temp: -101 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.5

Radius: 12.6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.1 AU - 6.22 AU

Year: 4392 Days

Day: 13.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,168,983 km

• M1: 168,746 km (0.065 R)
• M2: 607,517 km (0.092 R)
• M3: 1,099,993 km (0.031 R)
• M4: 1,608,327 km (0.032 R)
• M5: 2,143,289 km (0.095 R)
• M6: 3,340,221 km (0.047 R)
• M7: 3,868,751 km (0.073 R)
• M8: 4,289,719 km (0.073 R)
• M9: 4,716,970 km (0.08 R)
• M10: 5,602,440 km (0.103 R)
• M11: 6,173,306 km (0.045 R)
• M12: 7,668,536 km (0.117 R)
• M13: 8,409,794 km (0.06 R)
• M14: 9,082,835 km (0.083 R)
• M15: 15,547,856 km (0.076 R)
• M16: 18,288,938 km (0.071 R)
• M17: 18,911,265 km (0.097 R)
• M18: 20,198,256 km (0.05 R)
• M19: 21,957,676 km (0.109 R)
• M20: 24,260,885 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.3

Radius: 14.5

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.87 AU - 7.61 AU

Year: 5841 Days

Day: 13.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,168,983 km

• M1: 181,163 km (0.083 R)
• M2: 638,933 km (0.105 R)
• M3: 1,225,955 km (0.104 R)
• M4: 1,741,170 km (0.076 R)
• M5: 2,286,903 km (0.052 R)
• M6: 3,376,723 km (0.086 R)
• M7: 4,442,608 km (0.085 R)
• M8: 7,308,454 km (0.033 R)
• M9: 7,949,332 km (0.067 R)
• M10: 8,709,738 km (0.104 R)
• M11: 9,828,281 km (0.06 R)
• M12: 12,039,637 km (0.09 R)
• M13: 13,874,903 km (0.085 R)
• M14: 14,741,524 km (0.046 R)
• M15: 15,218,143 km (0.117 R)
• M16: 15,890,585 km (0.111 R)
• M17: 17,691,594 km (0.079 R)
• M18: 19,625,445 km (0.087 R)
• M19: 20,130,189 km (0.109 R)
• M20: 20,643,609 km (0.056 R)
• M21: 22,081,244 km (0.107 R)
• M22: 22,864,389 km (0.072 R)
• M23: 27,149,321 km (0.052 R)
• M24: 29,339,882 km (0.116 R)
• M25: 30,000,507 km (0.1 R)
• M26: 33,249,024 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.2

Radius: 10.5

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.59 AU - 11.33 AU

Year: 12677 Days

Day: 14.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 90,168,983 km

• M1: 142,417 km (0.088 R)
• M2: 495,169 km (0.101 R)
• M3: 1,251,536 km (0.065 R)
• M4: 1,609,075 km (0.112 R)
• M5: 2,035,429 km (0.068 R)
• M6: 2,515,937 km (0.083 R)
• M7: 2,930,921 km (0.087 R)
• M8: 3,468,427 km (0.107 R)
• M9: 7,030,950 km (0.113 R)
• M10: 9,816,762 km (0.088 R)
• M11: 10,352,771 km (0.107 R)
• M12: 11,135,916 km (0.105 R)
• M13: 11,897,967 km (0.1 R)
• M14: 12,507,579 km (0.097 R)
• M15: 13,526,041 km (0.048 R)
• M16: 15,156,359 km (0.094 R)
• M17: 18,158,339 km (0.069 R)
• M18: 18,721,725 km (0.088 R)
• M19: 19,968,174 km (0.089 R)
• M20: 21,714,879 km (0.103 R)
• M21: 22,349,772 km (0.072 R)
• M22: 24,328,503 km (0.076 R)
• M23: 25,410,395 km (0.066 R)
• M24: 30,172,095 km (0.094 R)
• M25: 30,509,139 km (0.111 R)
• M26: 31,535,680 km (0.1 R)
• M27: 32,939,955 km (0.111 R)
• M28: 39,108,324 km (0.113 R)
• M29: 40,048,098 km (0.05 R)
• M30: 42,112,399 km (0.115 R)
• M31: 43,099,595 km (0.086 R)
• M32: 44,102,200 km (0.1 R)
• M33: 51,881,140 km (0.071 R)
• M34: 52,527,403 km (0.093 R)
• M35: 53,015,541 km (0.103 R)
• M36: 56,347,684 km (0.066 R)
• M37: 57,546,112 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417

Radius: 8.9

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 8.28 AU - 13.26 AU

Year: 13245 Days

Day: 13.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,168,983 km

• M1: 121,174 km (0.081 R)
• M2: 892,950 km (0.088 R)
• M3: 1,195,287 km (0.061 R)
• M4: 2,814,235 km (0.077 R)
• M5: 4,079,235 km (0.119 R)
• M6: 5,349,620 km (0.112 R)
• M7: 7,765,476 km (0.056 R)
• M8: 8,243,740 km (0.077 R)
• M9: 8,880,728 km (0.098 R)
• M10: 10,099,502 km (0.103 R)
• M11: 11,097,619 km (0.081 R)
• M12: 11,481,487 km (0.08 R)
• M13: 12,275,852 km (0.119 R)
• M14: 12,627,407 km (0.035 R)
• M15: 13,411,898 km (0.104 R)
• M16: 16,949,888 km (0.077 R)
• M17: 17,680,823 km (0.067 R)
• M18: 38,925,815 km (0.067 R)
• M19: 39,940,537 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.3

Radius: 7.2

Gravity: 17.25 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 11.7 AU - 19.04 AU

Year: 22581 Days

Day: 16.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,168,983 km

• M1: 216,169 km (0.027 R)
• M2: 1,804,150 km (0.118 R)
• M3: 3,153,374 km (0.081 R)
• M4: 4,433,931 km (0.098 R)
• M5: 5,310,575 km (0.116 R)
• M6: 5,898,046 km (0.037 R)
• M7: 6,389,175 km (0.102 R)
• M8: 6,955,852 km (0.081 R)
• M9: 7,815,292 km (0.025 R)
• M10: 8,407,999 km (0.092 R)
• M11: 8,800,394 km (0.059 R)
• M12: 13,273,819 km (0.103 R)
• M13: 17,393,744 km (0.079 R)
• M14: 18,031,331 km (0.109 R)
• M15: 18,778,722 km (0.057 R)
• M16: 19,546,757 km (0.111 R)
• M17: 24,827,562 km (0.102 R)
• M18: 30,329,472 km (0.12 R)
• M19: 38,549,726 km (0.046 R)
• M20: 40,576,178 km (0.095 R)
• M21: 41,213,765 km (0.113 R)
• M22: 63,592,708 km (0.108 R)
• M23: 65,976,551 km (0.089 R)
• M24: 77,565,598 km (0.093 R)
• M25: 89,092,414 km (0.108 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 17,516 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit