🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.51 AU - 0.53 AU

Year: 246 Days

Day: 43.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,176,467 km

• M1: 449,990 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.51 AU - 0.59 AU

Year: 268 Days

Day: 28.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.6 AU - 0.6 AU

Year: 305 Days

Day: 24.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574

Radius: 12.7

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.1 AU - 1.22 AU

Year: 820 Days

Day: 7.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,176,467 km

• M1: 162,314 km (0.093 R)
• M2: 717,920 km (0.053 R)
• M3: 1,287,738 km (0.11 R)
• M4: 1,947,465 km (0.116 R)
• M5: 2,686,179 km (0.054 R)
• M6: 3,127,942 km (0.098 R)
• M7: 4,190,685 km (0.064 R)
• M8: 4,605,370 km (0.082 R)
• M9: 7,355,578 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605

Radius: 10.8

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.05 AU - 1.33 AU

Year: 852 Days

Day: 6.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,176,467 km

• M1: 134,339 km (0.12 R)
• M2: 682,914 km (0.104 R)
• M3: 1,210,696 km (0.038 R)
• M4: 1,723,966 km (0.081 R)
• M5: 2,254,290 km (0.108 R)
• M6: 3,862,767 km (0.083 R)
• M7: 4,556,302 km (0.091 R)
• M8: 4,915,487 km (0.11 R)
• M9: 5,927,666 km (0.084 R)
• M10: 6,377,806 km (0.053 R)
• M11: 6,763,021 km (0.119 R)
• M12: 7,486,326 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840

Radius: 12.5

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.56 AU - 1.64 AU

Year: 1328 Days

Day: 11.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,176,467 km

• M1: 156,180 km (0.065 R)
• M2: 556,205 km (0.048 R)
• M3: 981,212 km (0.082 R)
• M4: 1,390,363 km (0.112 R)
• M5: 1,795,174 km (0.069 R)
• M6: 2,436,052 km (0.101 R)
• M7: 3,020,231 km (0.05 R)
• M8: 3,680,257 km (0.059 R)
• M9: 4,160,167 km (0.079 R)
• M10: 5,352,761 km (0.083 R)
• M11: 5,789,886 km (0.086 R)
• M12: 6,736,392 km (0.102 R)
• M13: 7,325,808 km (0.111 R)
• M14: 7,783,428 km (0.115 R)
• M15: 8,461,854 km (0.11 R)
• M16: 9,118,140 km (0.113 R)
• M17: 9,743,908 km (0.062 R)
• M18: 10,231,896 km (0.089 R)
• M19: 10,804,706 km (0.047 R)
• M20: 11,434,364 km (0.113 R)
• M21: 12,960,262 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.9

Radius: 10.5

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.36 AU - 4.52 AU

Year: 5130 Days

Day: 12.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,176,467 km

• M1: 130,898 km (0.079 R)
• M2: 578,345 km (0.078 R)
• M3: 927,806 km (0.083 R)
• M4: 1,385,575 km (0.102 R)
• M5: 1,991,746 km (0.079 R)
• M6: 2,356,914 km (0.073 R)
• M7: 3,207,229 km (0.026 R)
• M8: 4,334,598 km (0.091 R)
• M9: 5,024,095 km (0.114 R)
• M10: 5,733,787 km (0.112 R)
• M11: 6,126,332 km (0.12 R)
• M12: 7,142,550 km (0.048 R)
• M13: 8,976,022 km (0.061 R)
• M14: 10,826,248 km (0.091 R)
• M15: 13,640,932 km (0.118 R)
• M16: 15,920,505 km (0.106 R)
• M17: 16,488,827 km (0.111 R)
• M18: 18,499,721 km (0.079 R)
• M19: 18,840,505 km (0.078 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.2

Radius: 4.4

Gravity: 24.44 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.51 AU - 7.47 AU

Year: 12123 Days

Day: 15.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 48,176,467 km

• M1: 54,753 km (0.059 R)
• M2: 326,123 km (0.097 R)
• M3: 463,305 km (0.108 R)
• M4: 843,283 km (0.114 R)
• M5: 1,001,857 km (0.106 R)
• M6: 1,216,231 km (0.117 R)
• M7: 2,318,617 km (0.053 R)
• M8: 2,695,305 km (0.075 R)
• M9: 3,774,953 km (0.085 R)
• M10: 4,647,707 km (0.066 R)
• M11: 4,924,313 km (0.082 R)
• M12: 5,114,901 km (0.098 R)
• M13: 5,443,418 km (0.103 R)
• M14: 5,856,009 km (0.093 R)
• M15: 6,363,295 km (0.068 R)
• M16: 6,627,784 km (0.093 R)
• M17: 6,938,798 km (0.097 R)
• M18: 9,639,488 km (0.047 R)
• M19: 10,501,023 km (0.098 R)
• M20: 12,202,399 km (0.095 R)
• M21: 12,669,593 km (0.116 R)
• M22: 12,907,603 km (0.098 R)
• M23: 16,349,102 km (0.117 R)
• M24: 16,702,303 km (0.072 R)
• M25: 26,009,385 km (0.109 R)
• M26: 26,977,732 km (0.101 R)
• M27: 27,371,623 km (0.045 R)
• M28: 30,662,776 km (0.044 R)
• M29: 32,182,092 km (0.043 R)
• M30: 32,960,300 km (0.056 R)
• M31: 34,785,843 km (0.09 R)
• M32: 35,135,453 km (0.046 R)
• M33: 35,841,705 km (0.049 R)
• M34: 41,574,295 km (0.102 R)
• M35: 43,030,182 km (0.103 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: 495 - 10,624 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit