🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.51 AU - 0.57 AU

Year: 252 Days

Day: 15.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,108,951 km

• M1: 57,745 km (0.085 R)

Asteroid Belt

Center: 0.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.1

Radius: 14

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.99 AU - 1.19 AU

Year: 724 Days

Day: 7.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,108,951 km

• M1: 175,030 km (0.091 R)
• M2: 816,804 km (0.113 R)
• M3: 2,060,860 km (0.082 R)
• M4: 2,506,213 km (0.057 R)
• M5: 3,511,212 km (0.066 R)
• M6: 4,710,388 km (0.095 R)
• M7: 5,902,384 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.7

Radius: 12

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.47 AU - 2.97 AU

Year: 2852 Days

Day: 8.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,108,951 km

• M1: 149,299 km (0.102 R)
• M2: 553,063 km (0.107 R)
• M3: 1,247,796 km (0.108 R)
• M4: 1,733,540 km (0.109 R)
• M5: 2,270,148 km (0.071 R)
• M6: 2,660,449 km (0.085 R)
• M7: 3,035,042 km (0.062 R)
• M8: 3,494,905 km (0.105 R)
• M9: 4,339,834 km (0.052 R)
• M10: 4,905,015 km (0.11 R)
• M11: 5,633,706 km (0.099 R)
• M12: 7,007,613 km (0.064 R)
• M13: 8,020,690 km (0.037 R)
• M14: 8,501,198 km (0.062 R)
• M15: 9,323,238 km (0.086 R)
• M16: 10,619,055 km (0.073 R)
• M17: 12,344,068 km (0.102 R)
• M18: 13,190,792 km (0.037 R)
• M19: 13,649,609 km (0.066 R)
• M20: 14,467,161 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.7

Radius: 11.9

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.2 AU - 4.76 AU

Year: 6029 Days

Day: 5.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,108,951 km

• M1: 149,149 km (0.109 R)
• M2: 734,077 km (0.097 R)
• M3: 1,149,959 km (0.06 R)
• M4: 1,690,905 km (0.085 R)
• M5: 2,161,390 km (0.111 R)
• M6: 3,105,951 km (0.031 R)
• M7: 3,777,047 km (0.103 R)
• M8: 4,353,747 km (0.053 R)
• M9: 6,322,305 km (0.027 R)
• M10: 7,335,382 km (0.119 R)
• M11: 7,951,127 km (0.097 R)
• M12: 8,712,730 km (0.101 R)
• M13: 9,884,380 km (0.087 R)
• M14: 10,381,494 km (0.061 R)
• M15: 10,808,446 km (0.104 R)
• M16: 12,020,189 km (0.097 R)
• M17: 12,491,273 km (0.086 R)
• M18: 16,085,212 km (0.079 R)
• M19: 19,597,471 km (0.091 R)
• M20: 20,449,580 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.5

Radius: 6.7

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.97 AU - 6.63 AU

Year: 10054 Days

Day: 22.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,108,951 km

• M1: 83,625 km (0.096 R)
• M2: 1,213,089 km (0.068 R)
• M3: 2,159,146 km (0.103 R)
• M4: 4,893,496 km (0.117 R)
• M5: 5,516,122 km (0.046 R)
• M6: 5,779,415 km (0.086 R)
• M7: 6,583,802 km (0.091 R)
• M8: 6,805,357 km (0.105 R)
• M9: 9,677,935 km (0.114 R)
• M10: 9,964,864 km (0.116 R)
• M11: 10,306,695 km (0.087 R)
• M12: 10,910,771 km (0.078 R)
• M13: 11,485,227 km (0.074 R)
• M14: 13,037,903 km (0.07 R)
• M15: 14,725,666 km (0.096 R)
• M16: 16,150,137 km (0.094 R)
• M17: 20,654,828 km (0.069 R)
• M18: 28,878,223 km (0.113 R)
• M19: 34,753,979 km (0.07 R)
• M20: 37,031,756 km (0.092 R)
• M21: 39,286,046 km (0.114 R)
• M22: 41,756,206 km (0.115 R)
• M23: 42,262,296 km (0.044 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.9

Radius: 6.9

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.73 AU - 7.11 AU

Year: 10343 Days

Day: 23.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,108,951 km

• M1: 89,609 km (0.037 R)
• M2: 383,868 km (0.107 R)
• M3: 747,690 km (0.111 R)
• M4: 1,170,454 km (0.061 R)
• M5: 1,631,814 km (0.069 R)
• M6: 2,044,704 km (0.107 R)
• M7: 2,310,838 km (0.088 R)
• M8: 2,543,912 km (0.08 R)
• M9: 3,099,967 km (0.083 R)
• M10: 4,370,801 km (0.111 R)
• M11: 7,306,210 km (0.063 R)
• M12: 10,547,996 km (0.082 R)
• M13: 11,603,409 km (0.052 R)
• M14: 12,237,255 km (0.068 R)
• M15: 13,631,657 km (0.075 R)
• M16: 16,468,482 km (0.101 R)
• M17: 17,954,886 km (0.042 R)
• M18: 19,381,900 km (0.088 R)
• M19: 20,576,738 km (0.091 R)
• M20: 22,866,035 km (0.083 R)
• M21: 23,526,360 km (0.11 R)
• M22: 24,798,540 km (0.115 R)
• M23: 25,495,367 km (0.106 R)
• M24: 26,294,967 km (0.119 R)
• M25: 27,019,619 km (0.12 R)
• M26: 27,664,536 km (0.097 R)
• M27: 30,149,955 km (0.067 R)
• M28: 31,548,097 km (0.109 R)
• M29: 32,676,513 km (0.093 R)
• M30: 33,937,923 km (0.091 R)
• M31: 36,223,030 km (0.116 R)
• M32: 36,781,778 km (0.119 R)
• M33: 38,261,600 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 621.4

Radius: 3

Gravity: 69.04 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.8 AU - 11.44 AU

Year: 18971 Days

Day: 17.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 71,108,951 km

• M1: 53,406 km (0.075 R)
• M2: 163,211 km (0.074 R)
• M3: 302,038 km (0.082 R)
• M4: 605,871 km (0.079 R)
• M5: 814,860 km (0.112 R)
• M6: 1,044,642 km (0.095 R)
• M7: 2,685,431 km (0.11 R)
• M8: 3,006,768 km (0.111 R)
• M9: 3,464,986 km (0.095 R)
• M10: 4,156,726 km (0.115 R)
• M11: 5,688,010 km (0.071 R)
• M12: 5,968,506 km (0.04 R)
• M13: 6,091,476 km (0.074 R)
• M14: 6,427,772 km (0.084 R)
• M15: 7,229,317 km (0.092 R)
• M16: 7,416,165 km (0.042 R)
• M17: 10,146,326 km (0.055 R)
• M18: 13,619,241 km (0.09 R)
• M19: 13,761,209 km (0.101 R)
• M20: 14,932,859 km (0.107 R)
• M21: 16,893,788 km (0.069 R)
• M22: 18,668,318 km (0.098 R)
• M23: 19,286,307 km (0.046 R)
• M24: 19,645,641 km (0.107 R)
• M25: 20,377,324 km (0.061 R)
• M26: 24,310,552 km (0.104 R)
• M27: 25,582,283 km (0.093 R)
• M28: 27,458,689 km (0.117 R)
• M29: 33,894,390 km (0.045 R)
• M30: 34,155,139 km (0.105 R)
• M31: 34,680,676 km (0.111 R)
• M32: 35,345,190 km (0.095 R)
• M33: 37,389,594 km (0.071 R)
• M34: 39,080,798 km (0.104 R)
• M35: 42,161,766 km (0.078 R)
• M36: 43,838,459 km (0.035 R)
• M37: 46,838,196 km (0.115 R)
• M38: 48,470,608 km (0.079 R)
• M39: 53,948,732 km (0.106 R)
• M40: 59,445,855 km (0.1 R)
• M41: 66,929,339 km (0.105 R)
• M42: 68,373,108 km (0.034 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 13,619 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit