🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.51 AU - 0.59 AU

Year: 145 Days

Day: 41.2 Hours

Environment

Temp: 181 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.76 AU - 0.78 AU

Year: 241 Days

Day: 43.6 Hours

Environment

Temp: 204 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.46 AU - 1.76 AU

Year: 728 Days

Day: 43.5 Hours

Environment

Temp: -38 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.02 AU - 2.7 AU

Year: 1292 Days

Day: 42.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,958,742 km

• M1: 154,684 km (0.09 R)

Asteroid Belt

Center: 4.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.4

Radius: 11.3

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.37 AU - 7.59 AU

Year: 5880 Days

Day: 11.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,958,742 km

• M1: 140,622 km (0.034 R)
• M2: 675,135 km (0.108 R)
• M3: 2,050,538 km (0.104 R)
• M4: 2,733,303 km (0.084 R)
• M5: 3,191,072 km (0.115 R)
• M6: 5,080,493 km (0.119 R)
• M7: 5,496,974 km (0.092 R)
• M8: 7,471,516 km (0.102 R)
• M9: 9,343,733 km (0.116 R)
• M10: 10,295,176 km (0.057 R)
• M11: 11,918,911 km (0.1 R)
• M12: 12,765,037 km (0.105 R)
• M13: 14,695,448 km (0.083 R)
• M14: 16,813,155 km (0.099 R)
• M15: 17,877,095 km (0.074 R)
• M16: 18,914,706 km (0.05 R)
• M17: 19,484,225 km (0.053 R)
• M18: 23,633,023 km (0.114 R)
• M19: 25,052,258 km (0.119 R)
• M20: 26,704,716 km (0.048 R)
• M21: 27,603,201 km (0.053 R)
• M22: 28,894,530 km (0.025 R)
• M23: 32,806,065 km (0.093 R)
• M24: 36,506,668 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.4

Radius: 9.8

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.28 AU - 7.74 AU

Year: 5921 Days

Day: 9.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,958,742 km

• M1: 122,072 km (0.072 R)
• M2: 487,539 km (0.086 R)
• M3: 1,028,336 km (0.093 R)
• M4: 1,380,938 km (0.087 R)
• M5: 1,718,580 km (0.081 R)
• M6: 2,338,215 km (0.095 R)
• M7: 3,394,824 km (0.103 R)
• M8: 4,236,761 km (0.087 R)
• M9: 5,604,235 km (0.112 R)
• M10: 6,015,929 km (0.09 R)
• M11: 6,418,347 km (0.106 R)
• M12: 7,834,889 km (0.094 R)
• M13: 8,852,005 km (0.06 R)
• M14: 9,373,354 km (0.084 R)
• M15: 10,683,682 km (0.066 R)
• M16: 11,578,875 km (0.097 R)
• M17: 12,067,312 km (0.084 R)
• M18: 12,569,363 km (0.074 R)
• M19: 13,664,270 km (0.085 R)
• M20: 18,384,681 km (0.041 R)
• M21: 21,671,047 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.4

Radius: 8.9

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.07 AU - 11.25 AU

Year: 11543 Days

Day: 11.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,958,742 km

• M1: 115,490 km (0.079 R)
• M2: 414,087 km (0.1 R)
• M3: 713,582 km (0.118 R)
• M4: 1,105,827 km (0.077 R)
• M5: 1,749,098 km (0.089 R)
• M6: 2,774,592 km (0.034 R)
• M7: 3,547,564 km (0.051 R)
• M8: 3,872,191 km (0.105 R)
• M9: 4,868,663 km (0.094 R)
• M10: 5,201,967 km (0.044 R)
• M11: 5,622,187 km (0.095 R)
• M12: 6,217,437 km (0.027 R)
• M13: 7,890,091 km (0.038 R)
• M14: 9,076,402 km (0.043 R)
• M15: 13,736,525 km (0.112 R)
• M16: 18,470,251 km (0.12 R)
• M17: 20,807,867 km (0.106 R)
• M18: 21,777,860 km (0.106 R)
• M19: 22,685,620 km (0.055 R)
• M20: 26,061,894 km (0.108 R)
• M21: 26,981,322 km (0.115 R)
• M22: 27,396,756 km (0.092 R)
• M23: 28,134,273 km (0.101 R)
• M24: 30,538,161 km (0.064 R)
• M25: 38,829,474 km (0.038 R)
• M26: 40,028,201 km (0.084 R)
• M27: 41,526,723 km (0.103 R)
• M28: 46,692,039 km (0.091 R)
• M29: 48,047,246 km (0.111 R)
• M30: 51,311,022 km (0.044 R)
• M31: 52,754,044 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 787.2

Radius: 3.2

Gravity: 76.88 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 12.21 AU - 19.17 AU

Year: 22153 Days

Day: 18.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,958,742 km

• M1: 39,943 km (0.096 R)
• M2: 169,494 km (0.115 R)
• M3: 947,852 km (0.074 R)
• M4: 2,098,260 km (0.116 R)
• M5: 2,913,568 km (0.05 R)
• M6: 4,051,858 km (0.085 R)
• M7: 5,538,712 km (0.054 R)
• M8: 8,725,445 km (0.046 R)
• M9: 9,353,756 km (0.109 R)
• M10: 10,509,101 km (0.08 R)
• M11: 13,172,242 km (0.096 R)
• M12: 15,999,941 km (0.089 R)
• M13: 23,894,969 km (0.103 R)
• M14: 25,688,946 km (0.083 R)
• M15: 26,151,054 km (0.059 R)
• M16: 37,181,055 km (0.104 R)
• M17: 39,124,930 km (0.075 R)
• M18: 42,728,293 km (0.047 R)
• M19: 56,975,247 km (0.048 R)
• M20: 72,237,371 km (0.101 R)
• M21: 79,814,503 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 516.5

Radius: 5.8

Gravity: 15.35 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 12.82 AU - 20.6 AU

Year: 24348 Days

Day: 23.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 78,958,742 km

• M1: 72,555 km (0.073 R)
• M2: 432,936 km (0.119 R)
• M3: 878,289 km (0.088 R)
• M4: 1,218,026 km (0.105 R)
• M5: 3,227,724 km (0.064 R)
• M6: 3,425,492 km (0.108 R)
• M7: 4,232,124 km (0.053 R)
• M8: 5,312,520 km (0.07 R)
• M9: 5,509,091 km (0.081 R)
• M10: 5,875,008 km (0.105 R)
• M11: 7,023,770 km (0.091 R)
• M12: 12,356,485 km (0.079 R)
• M13: 12,842,229 km (0.076 R)
• M14: 13,704,362 km (0.082 R)
• M15: 14,149,715 km (0.109 R)
• M16: 19,610,186 km (0.07 R)
• M17: 25,316,896 km (0.106 R)
• M18: 27,130,172 km (0.095 R)
• M19: 28,068,600 km (0.101 R)
• M20: 33,619,429 km (0.119 R)
• M21: 35,946,274 km (0.113 R)
• M22: 39,560,110 km (0.098 R)
• M23: 40,009,352 km (0.12 R)
• M24: 40,765,719 km (0.102 R)
• M25: 43,408,814 km (0.12 R)
• M26: 45,341,768 km (0.114 R)
• M27: 48,347,638 km (0.112 R)
• M28: 63,116,688 km (0.102 R)
• M29: 63,730,039 km (0.103 R)
• M30: 64,968,710 km (0.03 R)
• M31: 65,176,800 km (0.052 R)
• M32: 68,135,547 km (0.113 R)
• M33: 75,691,735 km (0.081 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 11,778 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit