🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.54 AU - 0.54 AU

Year: 252 Days

Day: 43.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,468,011 km

• M1: 45,029 km (0.092 R)

Asteroid Belt

Center: 0.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 927.9

Radius: 11.4

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.12 AU - 1.4 AU

Year: 899 Days

Day: 11 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,468,011 km

• M1: 142,866 km (0.119 R)
• M2: 536,608 km (0.028 R)
• M3: 892,501 km (0.059 R)
• M4: 1,310,627 km (0.097 R)
• M5: 2,117,857 km (0.116 R)
• M6: 2,608,987 km (0.101 R)
• M7: 3,400,958 km (0.085 R)
• M8: 4,363,620 km (0.03 R)
• M9: 5,600,645 km (0.112 R)
• M10: 6,892,871 km (0.074 R)
• M11: 7,646,845 km (0.108 R)
• M12: 10,302,656 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.4

Radius: 14.4

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.26 AU - 1.56 AU

Year: 1065 Days

Day: 14.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,468,011 km

• M1: 179,218 km (0.115 R)
• M2: 878,289 km (0.091 R)
• M3: 2,625,143 km (0.103 R)
• M4: 3,779,441 km (0.079 R)
• M5: 4,703,207 km (0.07 R)
• M6: 5,330,920 km (0.118 R)
• M7: 6,683,285 km (0.096 R)
• M8: 8,589,611 km (0.076 R)
• M9: 10,026,797 km (0.074 R)
• M10: 10,936,352 km (0.114 R)
• M11: 11,935,666 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.8

Radius: 13.1

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.17 AU - 1.75 AU

Year: 1122 Days

Day: 8.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 78,468,011 km

• M1: 162,912 km (0.115 R)
• M2: 903,571 km (0.089 R)
• M3: 1,357,301 km (0.072 R)
• M4: 1,863,391 km (0.106 R)
• M5: 2,336,120 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.2

Radius: 11.6

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.7 AU - 3.7 AU

Year: 3640 Days

Day: 8 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,468,011 km

• M1: 144,512 km (0.103 R)
• M2: 560,992 km (0.09 R)
• M3: 1,063,192 km (0.092 R)
• M4: 1,689,110 km (0.11 R)
• M5: 2,485,868 km (0.091 R)
• M6: 3,208,126 km (0.108 R)
• M7: 3,722,294 km (0.082 R)
• M8: 5,121,034 km (0.041 R)
• M9: 5,939,933 km (0.096 R)
• M10: 6,939,247 km (0.112 R)
• M11: 7,906,995 km (0.049 R)
• M12: 9,504,701 km (0.064 R)
• M13: 11,441,544 km (0.105 R)
• M14: 11,987,427 km (0.106 R)
• M15: 14,874,217 km (0.088 R)
• M16: 16,999,554 km (0.106 R)
• M17: 18,752,243 km (0.105 R)
• M18: 19,769,359 km (0.112 R)
• M19: 21,568,423 km (0.077 R)
• M20: 23,113,320 km (0.113 R)
• M21: 23,474,449 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.2

Radius: 13.5

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.45 AU - 4.43 AU

Year: 4973 Days

Day: 6.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,468,011 km

• M1: 171,140 km (0.102 R)
• M2: 682,017 km (0.049 R)
• M3: 1,194,689 km (0.12 R)
• M4: 1,670,410 km (0.06 R)
• M5: 2,423,785 km (0.103 R)
• M6: 4,443,506 km (0.079 R)
• M7: 6,793,838 km (0.119 R)
• M8: 7,442,045 km (0.117 R)
• M9: 9,013,721 km (0.051 R)
• M10: 9,716,980 km (0.12 R)
• M11: 10,883,245 km (0.109 R)
• M12: 13,999,967 km (0.095 R)
• M13: 15,051,341 km (0.111 R)
• M14: 15,541,424 km (0.079 R)
• M15: 16,726,388 km (0.084 R)
• M16: 17,549,326 km (0.091 R)
• M17: 19,148,976 km (0.092 R)
• M18: 20,776,900 km (0.076 R)
• M19: 21,248,882 km (0.095 R)
• M20: 22,993,193 km (0.052 R)
• M21: 26,057,556 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.2

Radius: 12.9

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.77 AU - 5.69 AU

Year: 7605 Days

Day: 13.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,468,011 km

• M1: 160,519 km (0.083 R)
• M2: 607,816 km (0.078 R)
• M3: 1,190,350 km (0.09 R)
• M4: 1,743,563 km (0.099 R)
• M5: 2,363,646 km (0.062 R)
• M6: 3,086,802 km (0.104 R)
• M7: 3,716,609 km (0.11 R)
• M8: 4,643,368 km (0.052 R)
• M9: 5,176,386 km (0.077 R)
• M10: 7,316,084 km (0.05 R)
• M11: 9,022,248 km (0.12 R)
• M12: 10,082,747 km (0.088 R)
• M13: 10,738,883 km (0.055 R)
• M14: 11,175,559 km (0.078 R)
• M15: 12,504,138 km (0.116 R)
• M16: 13,151,747 km (0.103 R)
• M17: 14,107,528 km (0.115 R)
• M18: 15,108,936 km (0.082 R)
• M19: 15,596,326 km (0.117 R)
• M20: 20,616,382 km (0.087 R)
• M21: 22,768,048 km (0.091 R)
• M22: 26,008,936 km (0.113 R)
• M23: 30,308,828 km (0.113 R)
• M24: 32,677,411 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.4

Radius: 13.4

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.61 AU - 6.29 AU

Year: 8090 Days

Day: 11.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,468,011 km

• M1: 166,951 km (0.09 R)
• M2: 882,627 km (0.089 R)
• M3: 1,616,704 km (0.105 R)
• M4: 2,137,903 km (0.119 R)
• M5: 3,133,028 km (0.066 R)
• M6: 3,712,870 km (0.062 R)
• M7: 4,858,191 km (0.102 R)
• M8: 5,359,344 km (0.118 R)
• M9: 6,059,312 km (0.112 R)
• M10: 6,606,092 km (0.056 R)
• M11: 7,037,682 km (0.103 R)
• M12: 9,713,390 km (0.098 R)
• M13: 10,853,924 km (0.083 R)
• M14: 11,766,621 km (0.058 R)
• M15: 12,457,164 km (0.116 R)
• M16: 14,511,143 km (0.027 R)
• M17: 15,618,915 km (0.074 R)
• M18: 20,848,258 km (0.115 R)
• M19: 24,404,948 km (0.096 R)
• M20: 33,008,321 km (0.119 R)
• M21: 33,849,361 km (0.047 R)
• M22: 35,574,523 km (0.081 R)
• M23: 37,584,670 km (0.118 R)
• M24: 38,271,174 km (0.117 R)
• M25: 38,849,669 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.8

Radius: 5.9

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.62 AU - 8.92 AU

Year: 15121 Days

Day: 15.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,468,011 km

• M1: 80,783 km (0.111 R)
• M2: 275,260 km (0.098 R)
• M3: 511,774 km (0.083 R)
• M4: 811,868 km (0.055 R)
• M5: 1,597,107 km (0.116 R)
• M6: 2,673,464 km (0.039 R)
• M7: 3,876,978 km (0.115 R)
• M8: 4,067,566 km (0.114 R)
• M9: 4,390,548 km (0.034 R)
• M10: 6,836,772 km (0.113 R)
• M11: 7,511,459 km (0.079 R)
• M12: 8,992,478 km (0.08 R)
• M13: 12,779,249 km (0.119 R)
• M14: 12,989,882 km (0.06 R)
• M15: 13,256,316 km (0.1 R)
• M16: 16,003,531 km (0.093 R)
• M17: 16,620,174 km (0.101 R)
• M18: 17,061,039 km (0.068 R)
• M19: 17,574,459 km (0.072 R)
• M20: 21,313,209 km (0.073 R)
• M21: 22,822,651 km (0.116 R)
• M22: 23,054,977 km (0.116 R)
• M23: 24,807,815 km (0.103 R)
• M24: 28,576,335 km (0.1 R)
• M25: 29,483,048 km (0.052 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.6

Radius: 4.2

Gravity: 37.79 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 9.68 AU - 11.06 AU

Year: 21233 Days

Day: 23.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,468,011 km

• M1: 52,658 km (0.093 R)
• M2: 316,848 km (0.101 R)
• M3: 565,031 km (0.09 R)
• M4: 820,694 km (0.091 R)
• M5: 1,219,671 km (0.067 R)
• M6: 1,810,733 km (0.085 R)
• M7: 2,343,451 km (0.075 R)
• M8: 4,024,183 km (0.092 R)
• M9: 7,885,753 km (0.077 R)
• M10: 9,795,519 km (0.068 R)
• M11: 11,141,900 km (0.111 R)
• M12: 11,594,882 km (0.117 R)
• M13: 13,603,234 km (0.09 R)
• M14: 14,497,978 km (0.099 R)
• M15: 15,831,793 km (0.05 R)
• M16: 22,087,976 km (0.102 R)
• M17: 28,835,588 km (0.1 R)
• M18: 29,934,833 km (0.107 R)
• M19: 30,182,717 km (0.043 R)
• M20: 40,201,137 km (0.116 R)
• M21: 40,654,418 km (0.061 R)
• M22: 59,926,813 km (0.034 R)
• M23: 74,763,929 km (0.06 R)
• M24: 74,991,917 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: 233 - 11,305 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit