🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.43 AU - 1.55 AU

Year: 682 Days

Day: 12.4 Hours

Environment

Temp: -43 °C

Axial Tilt: 106.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,960,701 km

• M1: 28,124 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 2.44 AU - 2.96 AU

Year: 1663 Days

Day: 25.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 22,960,701 km

• M1: 17,952 km (0.104 R)
• M2: 484,847 km (0.114 R)

Asteroid Belt

Center: 4.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.2

Radius: 10

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.58 AU - 8.04 AU

Year: 6660 Days

Day: 13.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 22,960,701 km

• M1: 124,316 km (0.118 R)
• M2: 441,015 km (0.115 R)
• M3: 815,009 km (0.074 R)
• M4: 1,130,960 km (0.079 R)
• M5: 1,484,759 km (0.108 R)
• M6: 2,127,282 km (0.12 R)
• M7: 3,417,414 km (0.082 R)
• M8: 3,759,245 km (0.084 R)
• M9: 6,604,596 km (0.051 R)
• M10: 7,240,986 km (0.102 R)
• M11: 10,289,940 km (0.107 R)
• M12: 10,689,516 km (0.081 R)
• M13: 11,284,766 km (0.077 R)
• M14: 12,243,539 km (0.108 R)
• M15: 13,835,858 km (0.11 R)
• M16: 16,627,504 km (0.056 R)
• M17: 17,615,000 km (0.118 R)
• M18: 18,380,791 km (0.085 R)
• M19: 18,903,636 km (0.116 R)
• M20: 19,503,673 km (0.069 R)
• M21: 20,462,146 km (0.112 R)
• M22: 23,146,381 km (0.086 R)
• M23: 27,303,556 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.6

Radius: 14.6

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.79 AU - 8.83 AU

Year: 7406 Days

Day: 8.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,960,701 km

• M1: 312,809 km (0.081 R)
• M2: 839,394 km (0.077 R)
• M3: 1,390,063 km (0.073 R)
• M4: 1,862,194 km (0.073 R)
• M5: 2,669,873 km (0.117 R)
• M6: 3,523,927 km (0.068 R)
• M7: 4,606,418 km (0.081 R)
• M8: 5,182,968 km (0.119 R)
• M9: 6,481,926 km (0.042 R)
• M10: 7,352,586 km (0.105 R)
• M11: 8,498,805 km (0.033 R)
• M12: 9,031,373 km (0.076 R)
• M13: 12,815,302 km (0.079 R)
• M14: 14,473,145 km (0.11 R)
• M15: 15,899,262 km (0.116 R)
• M16: 18,481,770 km (0.107 R)
• M17: 19,448,471 km (0.096 R)
• M18: 20,521,238 km (0.106 R)
• M19: 23,575,128 km (0.119 R)
• M20: 25,800,247 km (0.075 R)
• M21: 27,536,630 km (0.079 R)
• M22: 28,980,698 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.1

Radius: 14.8

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 6.1 AU - 9.12 AU

Year: 7867 Days

Day: 15 Hours

Environment

Temp: -158 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,960,701 km

• M1: 216,618 km (0.105 R)
• M2: 1,063,192 km (0.109 R)
• M3: 1,632,113 km (0.117 R)
• M4: 2,122,644 km (0.104 R)
• M5: 3,085,905 km (0.096 R)
• M6: 4,161,962 km (0.097 R)
• M7: 8,530,968 km (0.097 R)
• M8: 9,832,170 km (0.077 R)
• M9: 11,352,982 km (0.11 R)
• M10: 14,424,526 km (0.109 R)
• M11: 17,888,913 km (0.116 R)
• M12: 18,515,878 km (0.099 R)
• M13: 19,880,510 km (0.054 R)
• M14: 20,964,496 km (0.102 R)
• M15: 22,374,456 km (0.09 R)
• M16: 23,472,804 km (0.082 R)
• M17: 23,997,593 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.7

Radius: 11.5

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 8.64 AU - 12.9 AU

Year: 13245 Days

Day: 9.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 22,960,701 km

• M1: 143,315 km (0.113 R)
• M2: 698,024 km (0.119 R)
• M3: 1,165,367 km (0.066 R)
• M4: 1,624,334 km (0.088 R)
• M5: 2,077,316 km (0.079 R)
• M6: 4,081,628 km (0.111 R)
• M7: 7,780,436 km (0.102 R)
• M8: 8,601,429 km (0.104 R)
• M9: 9,180,073 km (0.116 R)
• M10: 11,017,434 km (0.116 R)
• M11: 12,716,118 km (0.05 R)
• M12: 13,213,980 km (0.118 R)
• M13: 15,406,786 km (0.101 R)
• M14: 17,525,241 km (0.092 R)
• M15: 18,773,785 km (0.089 R)
• M16: 23,149,971 km (0.106 R)
• M17: 23,799,226 km (0.044 R)
• M18: 29,547,375 km (0.095 R)
• M19: 32,222,334 km (0.113 R)
• M20: 33,618,531 km (0.077 R)
• M21: 36,406,736 km (0.045 R)
• M22: 41,617,080 km (0.049 R)
• M23: 42,439,270 km (0.112 R)
• M24: 44,970,766 km (0.095 R)
• M25: 45,402,206 km (0.052 R)
• M26: 47,899,742 km (0.112 R)
• M27: 50,953,633 km (0.064 R)
• M28: 52,052,579 km (0.11 R)
• M29: 53,972,967 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 21.5

Radius: 5.7

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 11.35 AU - 16.79 AU

Year: 19777 Days

Day: 23.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,960,701 km

• M1: 72,256 km (0.106 R)
• M2: 249,679 km (0.092 R)
• M3: 460,163 km (0.092 R)
• M4: 971,937 km (0.112 R)
• M5: 1,501,663 km (0.076 R)
• M6: 2,714,154 km (0.061 R)
• M7: 3,587,058 km (0.053 R)
• M8: 4,657,431 km (0.097 R)
• M9: 5,227,099 km (0.092 R)
• M10: 14,048,586 km (0.082 R)
• M11: 16,257,249 km (0.082 R)
• M12: 18,326,188 km (0.099 R)
• M13: 23,539,075 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.5

Radius: 6.8

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 15.38 AU - 19.06 AU

Year: 26778 Days

Day: 21.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 22,960,701 km

• M1: 284,535 km (0.074 R)
• M2: 2,114,117 km (0.036 R)
• M3: 3,101,313 km (0.108 R)
• M4: 3,627,000 km (0.118 R)
• M5: 5,457,779 km (0.095 R)
• M6: 7,998,549 km (0.11 R)
• M7: 9,505,598 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 12,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit