🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.9

Radius: 10.9

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.86 AU - 0.9 AU

Year: 580 Days

Day: 13.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,764,666 km

• M1: 136,284 km (0.068 R)
• M2: 626,366 km (0.109 R)
• M3: 1,069,176 km (0.082 R)
• M4: 1,583,643 km (0.112 R)
• M5: 2,011,942 km (0.112 R)
• M6: 2,927,481 km (0.113 R)
• M7: 3,809,510 km (0.115 R)
• M8: 4,339,834 km (0.085 R)
• M9: 5,265,695 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.7

Radius: 10.9

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.94 AU - 1.32 AU

Year: 844 Days

Day: 9.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,764,666 km

• M1: 135,536 km (0.05 R)
• M2: 627,862 km (0.081 R)
• M3: 975,528 km (0.081 R)
• M4: 1,493,735 km (0.12 R)
• M5: 2,030,043 km (0.083 R)
• M6: 2,484,671 km (0.051 R)
• M7: 4,736,119 km (0.107 R)
• M8: 5,766,848 km (0.062 R)
• M9: 6,602,203 km (0.078 R)
• M10: 7,049,351 km (0.067 R)
• M11: 7,699,802 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.7

Radius: 9.4

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.86 AU - 2.16 AU

Year: 2003 Days

Day: 12.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,764,666 km

• M1: 116,836 km (0.118 R)
• M2: 694,284 km (0.096 R)
• M3: 1,032,824 km (0.077 R)
• M4: 1,537,118 km (0.095 R)
• M5: 2,148,824 km (0.112 R)
• M6: 2,841,911 km (0.105 R)
• M7: 3,506,424 km (0.12 R)
• M8: 4,050,811 km (0.093 R)
• M9: 5,401,530 km (0.095 R)
• M10: 6,504,964 km (0.09 R)
• M11: 6,830,340 km (0.074 R)
• M12: 7,656,269 km (0.057 R)
• M13: 7,994,959 km (0.12 R)
• M14: 8,547,274 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.3

Radius: 10.3

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.71 AU - 2.31 AU

Year: 2003 Days

Day: 14.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,764,666 km

• M1: 128,056 km (0.043 R)
• M2: 556,354 km (0.077 R)
• M3: 918,232 km (0.078 R)
• M4: 1,261,559 km (0.085 R)
• M5: 1,671,307 km (0.089 R)
• M6: 2,298,721 km (0.087 R)
• M7: 2,917,757 km (0.025 R)
• M8: 3,292,500 km (0.102 R)
• M9: 3,848,704 km (0.067 R)
• M10: 4,854,750 km (0.104 R)
• M11: 5,527,941 km (0.065 R)
• M12: 6,288,646 km (0.099 R)
• M13: 6,749,856 km (0.059 R)
• M14: 7,204,334 km (0.048 R)
• M15: 8,430,738 km (0.117 R)
• M16: 8,924,859 km (0.068 R)
• M17: 9,755,427 km (0.12 R)
• M18: 11,214,156 km (0.117 R)
• M19: 11,570,498 km (0.096 R)
• M20: 13,466,950 km (0.095 R)
• M21: 15,126,738 km (0.084 R)
• M22: 15,857,075 km (0.11 R)
• M23: 16,306,467 km (0.11 R)
• M24: 16,867,160 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.5

Radius: 9.1

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.88 AU - 3.08 AU

Year: 3616 Days

Day: 6.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 80,764,666 km

• M1: 113,246 km (0.079 R)
• M2: 493,374 km (0.088 R)
• M3: 819,647 km (0.085 R)
• M4: 1,396,197 km (0.101 R)
• M5: 1,983,518 km (0.106 R)
• M6: 2,450,413 km (0.119 R)
• M7: 3,835,241 km (0.094 R)
• M8: 4,120,225 km (0.086 R)
• M9: 5,036,212 km (0.085 R)
• M10: 6,471,305 km (0.094 R)
• M11: 7,102,458 km (0.102 R)
• M12: 7,843,416 km (0.087 R)
• M13: 9,718,476 km (0.095 R)
• M14: 10,631,322 km (0.081 R)
• M15: 11,645,745 km (0.067 R)
• M16: 12,531,215 km (0.093 R)
• M17: 13,764,051 km (0.099 R)
• M18: 15,567,753 km (0.033 R)
• M19: 16,354,338 km (0.109 R)
• M20: 16,699,461 km (0.099 R)
• M21: 19,126,237 km (0.06 R)
• M22: 20,291,306 km (0.103 R)
• M23: 21,434,383 km (0.08 R)
• M24: 21,848,021 km (0.109 R)
• M25: 22,407,667 km (0.034 R)
• M26: 23,120,650 km (0.101 R)
• M27: 23,482,677 km (0.104 R)
• M28: 24,667,043 km (0.109 R)
• M29: 25,121,222 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.9

Radius: 6.9

Gravity: 16.57 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6.93 AU - 7.79 AU

Year: 14035 Days

Day: 20.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 80,764,666 km

• M1: 88,113 km (0.059 R)
• M2: 627,713 km (0.111 R)
• M3: 1,165,966 km (0.055 R)
• M4: 1,408,165 km (0.101 R)
• M5: 1,784,104 km (0.082 R)
• M6: 2,736,594 km (0.115 R)
• M7: 2,995,997 km (0.1 R)
• M8: 3,482,938 km (0.096 R)
• M9: 3,991,720 km (0.074 R)
• M10: 4,548,972 km (0.056 R)
• M11: 4,846,373 km (0.113 R)
• M12: 7,440,400 km (0.061 R)
• M13: 9,083,732 km (0.116 R)
• M14: 10,045,048 km (0.068 R)
• M15: 10,323,749 km (0.115 R)
• M16: 13,876,549 km (0.077 R)
• M17: 14,859,556 km (0.051 R)
• M18: 17,679,925 km (0.113 R)
• M19: 20,125,850 km (0.111 R)
• M20: 20,928,443 km (0.119 R)
• M21: 21,845,179 km (0.054 R)
• M22: 23,562,263 km (0.118 R)
• M23: 23,955,705 km (0.029 R)
• M24: 26,727,156 km (0.098 R)
• M25: 27,155,005 km (0.086 R)
• M26: 28,134,722 km (0.115 R)
• M27: 28,577,532 km (0.075 R)
• M28: 34,009,879 km (0.1 R)
• M29: 36,180,095 km (0.076 R)
• M30: 38,712,937 km (0.084 R)
• M31: 42,657,234 km (0.086 R)
• M32: 45,785,625 km (0.107 R)
• M33: 53,672,874 km (0.107 R)
• M34: 55,907,866 km (0.075 R)
• M35: 57,846,654 km (0.114 R)
• M36: 58,742,745 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819.2

Radius: 7.4

Gravity: 14.96 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.72 AU - 10.92 AU

Year: 20000 Days

Day: 24.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 80,764,666 km

• M1: 95,743 km (0.047 R)
• M2: 562,488 km (0.065 R)
• M3: 807,529 km (0.108 R)
• M4: 1,352,514 km (0.055 R)
• M5: 1,751,492 km (0.036 R)
• M6: 2,142,092 km (0.03 R)
• M7: 2,735,547 km (0.112 R)
• M8: 3,433,570 km (0.055 R)
• M9: 5,101,736 km (0.11 R)
• M10: 5,611,416 km (0.092 R)
• M11: 6,197,840 km (0.113 R)
• M12: 7,995,707 km (0.086 R)
• M13: 9,125,769 km (0.115 R)
• M14: 10,667,974 km (0.111 R)
• M15: 11,899,463 km (0.104 R)
• M16: 13,151,149 km (0.091 R)
• M17: 15,589,295 km (0.055 R)
• M18: 16,325,765 km (0.103 R)
• M19: 18,313,323 km (0.079 R)
• M20: 20,943,851 km (0.119 R)
• M21: 30,202,913 km (0.063 R)
• M22: 32,386,593 km (0.093 R)
• M23: 32,650,184 km (0.065 R)
• M24: 37,643,911 km (0.119 R)
• M25: 48,249,352 km (0.069 R)
• M26: 49,286,215 km (0.112 R)
• M27: 51,763,107 km (0.047 R)
• M28: 53,215,254 km (0.088 R)
• M29: 57,540,727 km (0.119 R)
• M30: 59,888,067 km (0.039 R)
• M31: 62,706,191 km (0.12 R)
• M32: 68,605,584 km (0.115 R)
• M33: 69,696,451 km (0.064 R)
• M34: 70,136,119 km (0.111 R)
• M35: 70,577,583 km (0.072 R)
• M36: 72,586,981 km (0.109 R)
• M37: 74,176,159 km (0.16 R)
• M38: 75,788,226 km (0.109 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 13,869 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit